Wednesday, October 14, 2015
Baby Bugs : Just emerged from the eggs.
Caterpillar : Greedy eating machines.
Tuesday, September 29, 2015
Ceropegia Flowers – Beautiful flytraps.
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Ceropegia attenuata |
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Ceropegia media |
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Ceropegia hirsuta - TOP view |
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Ceropegia media - TOP view |
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Ceropegia huberi - TOP view |
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Ceropegia jainni |
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Ceropegia rollea |
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Ceropegia vincaefolia |
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Ceropegia vincaefolia - TOP view |
Saturday, March 7, 2009
This is Rosy or White Pelican (Pelecanus onocrotalus) out of eight species of pelican found in the world. They are found throughout the tropical and warm temperature zones, on both fresh and salt water. They are powerful, graceful flyers, using the air currents for soaring, although their huge size makes the task of getting airborne a difficult one. When they sight food, they dive perpendicularly into the water, sometimes from a great height. Their diet primarily consists of surface dwelling fish but may include crustaceans. Their enormou

The pelican feeds by scooping up fish with its enormous bill, which may hold 20 ltrs. water at a time. When an individual scoops water, many fishes escape by swimming away from the bill. The pelicans frequently feed in small groups, which swim in a horseshoe pattern, and then all moves forward and scoop the water at the same time. Small fish, which dart away from one pelican's bill are likely to be caught by another, thus all the birds benefit from feeding together. The fishes swallowed immediately and never carried in the pouch.
The nesting season is from November to April. Nest is build with large stick platform in tall trees and often far from water. There are several nests in the same tree and this colony covers a large area.
Among the adaptation of birds, which have contributed to their success, is flight, and the possession of feathers contributed to this


Yuwaraj Gurjar.
Tuesday, February 3, 2009
This strange animal is called “Tailless Whip Scorpion”. This spider like animal is famous for their long, whip like front legs. Actually these tailless whip scorpions are neither true scorpions nor true spiders, but resemble a cross between the two. They live in humid habitat and prefer to hid

The body of most tailless whip scorpion is around 2 inches long but the front leg pair is extremely long; up to 10 inches in few species. The tailless whips scorpion has one pair of eyes in the front side and three pairs of eyes on the side of head. The long, feeler-like front legs are important sensory organs for hunting and orientation at night. The tailless whip scorpion

Mating involves a brief courtship which begins with the male holding the females forelegs in his forelegs with their tips and walking backwards until the female raises her abdomen. The pregnant female digs a special burrow with a larger area at the en

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Frogs are members of the class called Amphibia. Amphibians are cold-blooded vertebrate animals. They differ from reptiles in that they lack scales and generally return to water to breed. Amphibians together with reptiles make up a larger group called Herps. The study of reptiles and amphibians is called Herp

Most amphibians lack scales on their skin, and it is usually smooth. Mucous and granular glands are present in the skin. Skin helps in oxygen uptake and release of carbon dioxide from the surrounding environment. Due to permeable nature of skin, water readily evaporates from the skin and dehydrates the amphibians easily. Hence they tend to restrict their activity only to high humidity and low wind periods to avoid evaporation stress. One can probably find more amphibians in moist environments and

Asian tree frogs are most closely related to true frogs (Ranidae) but seem to be the ecological equivalents of New World hylids by being arboreal and having enlarged toe disks at the ends of the fingers to aid in climbing. Most Asian tree frogs have large eyes with horizontal pupils and dorsal coloration ranging from green to brown and gray to black and white. Many have flash coloration (bright, patterned colors) on the inner thighs, which confuse predators when the frog leaps away and exposes these areas, thus distorting the frogs overall body pattern to the predator. There are members in

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Insect Orchestra
In early monsoon our forests are full with insect orchestras. The loudest instrumentalist in the animal world is by the insects. They do not have ears and have some hearing organs, but some species have developed remarkable efficient ways of producing sound as well as receiving it. It is nearly always the male that is equipped with the sound making equipment and thus he must make the first moves in courtship game.
The synchronized screeching of cicadas fills the air and is often painfully clear. The cicada song is so loud that it can sometimes be heard up to one kilometer away. When ready to mate, the male cicada positions himself high up in a tree and begins calling loudly to attract the mate. His song sparks off a chain reaction and suddenly all the males in the area will also burst into song. The sound of so many males seeking her attention quite overwhelms the female who flies right into the middle of this singing orchestra. Of course soon she finds her best male and they start for the new generation.
The cicadas, along with crickets and grasshoppers, are loudest and mist musical in the insect world and have remarkable complex ways of producing their unique sound. The male’s sound production mechanism consists of two hard plates called “tymbals” on either side of its thorax. By rapidly flexing strong muscles, the insect manages to buckle and unbuckle these plates to produce its characteristic ticking sound. What is more, the male cicada has a volume control over his songs – a special covering that acts as a damper when it is lowered. This, combined with a prodigiously fast output of ticks that can reach upto 1000 per second, gives cicada an instrumental voice of some versatility for charming a prospective mate. The sound is differentiating between the species and those cicadas able to produce more clicks per second can vary their songs to make them distinct from other varieties. In addition to this cicadas can, by raising and lowering a cover over the tymbal, make their song louder or quieter.
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Pit Vipers with “Sixth” sense.
Some snakes have infrared vision also called “heat vision,” the infrared rays, which have longer wavelengths than those of visible light, signify the presence of warm-blooded prey in 3 dimensions, which helps snakes aim their attacks. Pit vipers possess this ability; have heat-sensitive membranes that can detect the difference in temperature between a moving prey - such as a running mouse.
The detection system, which consists of cavities located on each side of the head called “pit organs,” operates on a principle similar to that of a pinhole camera. A pinhole camera is a camera without a lens, where light from an image passes through a very small hole. Similarly, a pit organ’s aperture is about 1 mm—large enough to allow the snake to quickly detect moving prey. In pit vipers, which have only two pit holes (one in front of each eye), a block of about 1,600 sensory cells lie on a membrane which has a field of view of about 100 degrees. This means the snake’s brain would receive an image resolution of about 2.5 degrees for point like objects, such as eyes, which are one of the hottest points on mammals. This head of Bamboo pit viper shows a nostril, pit hole and eye (right to left). This is one of the poisonous snakes found near us. The Bamboo Pit Viper is a pale green snake with faint, uneven black patterns on the back. The head is wide and triangular, set on a thin delicate neck. Actually this type of head is found in all types of Vipers and is one of the identification keys. This snake’s eyes are with golden iris and a black vertical pupil. This snake prefers living in vines, bushes and bamboo. Bamboo Pit Viper are slow moving snake and nocturnal. They rely on camouflage for protection. Although slow to defend themselves, they are capable of fast strikes and bites if disturbed. The food of this snake consists small mammals like rodents, lizards, birds and frogs. The female give birth to 4 or 5 living young. This is also Viper specialty as other snakes lay eggs. These Bamboo Pit Vipers are small in size near about 75 to 80 cms in adults. Their venom is low in toxicity, so that bites are rarely serious.
Yuwaraj Gurjar.
http://www.yuwarajgurjar.com/
Spider female guarding egg sac.
Female spiders are usually larger than the male as the physical demands and accompanying energy requirements to produce webs and broods, are far greater. The male is smaller because once mature, his only function is to mate. Where males are similar in size to the females, they are generally more slender, with longer legs. In some cases the male can be one thousandth of the weight of the female. In other cases, the male and female are so different that they may even appear to be different species where males of certain species mimic wasps or ants.
Once mature, the male abandons all usual activities such as web construction and prey capture and transforms into a sexual attractions. Spider courtship is hazardous for the male spiders. It requires planning ahead, a good strategy, knowing the whims of your future mate and in some cases, the ability to perform long, arduous routines to please her - sometimes at the risk of being eaten by her. Once he has located a mate, the male spider dare not make a false move as it would mean certain death so the female is approached cautiously.
As the eggs develop in the female, her abdomen enlarges. After a period varying from 1 week to several months after mating, the female lays her eggs in the safety of darkness. About 1000 eggs can be laid in 8-10 minutes. Some spiders only produce a few eggs while few species can produce up to 9000 eggs and only about 2% survive to maturity. Spider eggs are roughly spherical, and about 1 mm in diameter; they are laid in a compact mass and covered to a greater or lesser extent with silk, forming a sac. The eggs are variously colored, pale brown, pale yellow, pink, even bright green. Underfed females lay less eggs but the size depends upon the species. Some spiders produce more than one sac, but there is a tendency for fewer eggs in the later sacs. Most species however spin much more substantial cocoons or egg-sacs to hold the eggs safe. This is particularly necessary to species where the mother dies before the eggs hatch. But some wolf spiders however live to see their young hatch.
The tiny hairless and blind creature must wait a few days to moult into a more advanced stage, the larva, which has rudimentary eyes and a few hairs but lacks poison and the ability to spin silk. Both of these stages are unable to feed and they subsist off the yolk within them. After a short period, the larva moults into a nymph or spiderling which resembles the adult in general form. At this stage, some cannibalism may take place within the sac, and those spiderlings which are weak becomes meal for others.
Yuwaraj Gurjar.
Wednesday, January 14, 2009
This is one of the commonest venomous snakes of India known as Saw-scaled Viper or “Furase” in Marathi. It is a small snake, about 1 ft. 6 in. long, though a few specimens grow to 2 ft. or even to 2 ft. 7 in. It is a brown, buff or sandy in colour or may be green. It has got a pale, sinuous, white line along either flank of the


When disturbed or irritated, it throws itself in a double coil in the manner of figure '8' and rubs the coils together continuously, producing a loud rustling sound like the scrubbing of sandpaper. The scales on the back are distinctly keeled and rough, and it is these which produce the sound. The ridge in the middle of each scale on the back is dented like a saw, and hence it is called the Saw-scaled Viper. Being a small snake, the saw-scaled Viper does not inject much poison. It is estimated that 10 to 20 percent of its bite cases are fatal. Death may occur within 24 hours or even after 2 to 20 days following the bite. The local signs and symptoms of poisoning such as swelling and discolouration are

Yuwaraj Gurjar.
The turtle is an important symbol in the mythologies of many indigenous cultures, usually representing creation, longevity, and wisdom in these belief systems. Turtles are thus truly ancient beings-both in geological and mythological terms. Turtles are rept

Freshwater turtles have a flattened disc-like shell covered with soft skin. The limbs are semi-circular, paddle-like, and have three claws. Their neck is very flexible and extensile. These are commonly seen in ponds, lakes, rivers and even in wells. They prefer basking on rocks and dead tree trunks. Mud turtles swim well but prefer to lie half buried in mud and snap at passing prey with extremely fast th

Another type of turtles lived in sea. These Sea turtles are reptiles that spend the majority of their lives in the ocean. Females reach reproductive age after 35 to 40 years, and only then return to the beach of their birth to lay their eggs for the next generation. Although a female may lay hundreds of eggs in one season, only a few of the hatchlings will survive to reach maturity. Between species, turtles vary in size from the bog turtle of about 4 inches long (10 centimeters) to the huge leatherback sea turtle, which can mature to 4 to 8 feet lengths (1.2 to 2.4 meters). Many turtles

Yuwaraj Gurjar
Paper Wasp, common name for medium- to large-sized wasps that construct nests made of a papery material. The nests consist of a single upside-down layer of brood cells or compartments for the young. Paper wasp nests resemble an upside down umbrella of cells and are often found hanging under the parts of buildings, in attics, trees, as well as other structuresMost paper wasps measure about 2 cm long and are black, brown, or reddish in color with

The nests of most species are suspended from a single, central stalk and have the shape of an upside-down umbrella. Some tropical species make nests that hang in a vertical sheet of cells. Wasp collects water droplets from nearby water source like this in the photo. The paper wasp builds clusters of hexagonal paper cells. Mixing masticated wood pulp with adhesive saliva, these paper nest cells act as larval nesting chambers for the young wasps. The Chinese inventor of paper was legend to have been in

In most species of paper wasps, colonies are founded by one female who dominates the colony and lays most of the eggs. This female constructs the nest, lays eggs, forages, and raises the first generation of offspring. She then stops foraging, becomes the queen, and rules by dominating her offspring of workers. This is a classic dominance hierarchy with the queen maintaining control through aggressive interactions. Each individual in line maintains dominance over all others below her through confrontation and aggressive interactions. If the queen dies or is otherwise lost, the most aggressive worker

Some queens that are unsuccessful at establishing their own nest may join another queen, submitting to her dominance and becoming a worker. Studies have shown that such individuals, called joiners, are most often sisters of the queen. Since this individual mated the previous fall, her eggs can develop into workers and she could become the next queen if the founding queen is lost. Occasionally a joiner dominates the founding queen and takes over the nest, a behavior known as usurpation. In such rare cases, the usurper becomes the queen and the previous queen becomes a worker.
Yuwaraj Gurjar.
This is pair of "Stick Insects". These insects are very much well camouflaged in the green leaves of the plant. Generally stick insects are always masters of camouflage. Their scientific name "Phasmida" actually comes from the Greek word

They are also called as "Walking Sticks". As the name "walkingstick" implies, most phasmids are slender, cylindrical, and cryptically colored to resemble the twigs and branc

When attacked by a predator, the legs

Most female stick insects lack wings and tends to be geographically localized. In some species, this lack of mobility can result in defoliation of the chosen food plants. A number of stick insect species are capable of parthenogenesis; if no males are available to fertilize eggs, viable female offspring will be produced. Males are usually winged which allows for distribution of populations. Males are also known to stay coupled with females for considerable duration to ensure their own genes are responsible for egg fertilization. Some species are capable of altering their coloration. During the day they will appear lighter green, switching to a darker mode for their active nocturnal period.
Yuwaraj Gurjar.
This is Vine snake and it is very long and thin with very pointed head. It


Vine snakes depends on their shape and color to escape detection. They can move at a fair speed. When provoked they open the mouth very wide and swell the body threateningly. Vine snakes are rear-fanged and generally hold their prey until the mildly toxic venom has killed it. During the breeding season, they often bunch together in a cluster, and can be seen hanging in-groups in branches. Females give birth to young ones and they are tiny replicas of the parents with slightly turned-up nose. Their food is mainly lizards, frogs, mice and small b

Though it is common, it is greatly feared, this harmless, beautiful snake is always killed when seen. It is foolishly believed that it will dart at a person’s eyes and peck them out or it will jump on head and break the skull.
Yuwaraj Gurjar.
Tuesday, January 13, 2009
This plant is Drosera indica, one of the carnivorous plants. Drosera, from the Greek, droseros (droseros), "dewy, watery" and indica is derived from India. Plant is carnivorous if it attracts, captures, and kills animal life forms. It must also digest and absorb the nutrients from the prey to qualify as a carnivo


Carnivorous plants are just like other plants, except they have a toolbox of abilities that, altogether, allow the plant to be carnivorous. Other plants have a few of these tools, but not all of them. The main tools are the abilities to attract insects, capture them, kill them, digest them, and absorb the resulting nutrients. Noncarnivorous plants have flowers to attract and even capture insects, toxic compounds to kill insects feeding on them, molecules that have digestive properties, and structures like roots to absorb the nutrients. Carnivorous plants just comb

This tiny plant is naturally found along muddy soil in its specific habitat. Forms vary mostly in plant and flower color. Plants can be green or red, and flowers may be either white, pink, or orange. Drosera indica is an annual which means under normal circumstances within one growing season it will grow quickly, bloom, set seed and die. In nature the seeds sprout with the onset of the rainy season. It requires very warm and bright conditions to do well. The plants bloom and then die in the fall as the ground dries out. After an insect has been caught, the glandular heads secrete a digestive fluid which dissolves all that can be absorbed from the insect. These work on reducing the fleshy internal part of the insect into a nutrient soup which is subsequently absorbed by the plant. It has been noted that secretion does not take place when inorganic substances are imprisoned. Once digestion and absorption is complete, leaving to dried exoskeleton to be washed away by rainfall, or simply left as a warning to other insects.
Yuwaraj Gurjar.
Digger wasps are from Order Hymenoptera which includes insects like wasps, bees and ants. This is the third largest o


The main prey of this wasp is the caterpillars of butterflies and moths, sometimes far heavier than the wasp herself. On finding such victim she stings it a number of times, puncturing quite accurately. The wasp has an instinctive knowledge of the caterpillar’s anatomy; it is undeniable that in the most of instances she does succeed in paralyzing the prey and not killing it. She grasps the caterpillar in her jaws and straddling it with her long legs, drags and carries it to the nest. The way may be long and tortuous, so that she may occasionally heave to leave the prey and make on orientation flight to set herself on the right track. Eventually she reaches to the prepared burrow and drags the caterpillar down to the chamber. Laying an egg on it, she leaves it and starts filling in the opening of the nest.
Yuwaraj Gurjar.