At the turn of the 19th century the number was estimated about 40,000 but the number declined drastically which reached to 1827 in 1971 census.
In semi-aquatic Otter, the digits are webbed. Both metacarpals and metatarsals are free. External nostrils are united to form a single hole. They belong to the family Manidae. The dorso lumbar vertebrae are 22 or 23. The pelts were called castor gras in French and "coat beaver" in English, and were soon recognized by the newly developed felt-hat making industry as particularly useful for felting. text-indent:-9999999px} A female reaches maturity at 9-10 years and males reach at 18-19 years and live for about 40 years. The perissodactyls are large, herbivorous odd-toed mammals having a streamlined body.
(iii) Hippopotamidae (e.g., Hippopotamus, Hippopotamus amphibius, the second largest terrestrial vertebrates, found in Africa). 4. Learn more. Because of their similarities with Proboscidea they are considered to be proboscidean relatives.
The neural spines of the thoracic vertebrae are long.
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10.119A); Yak (Bos grunniens, 10.119B); Wild buffalo (Bubalus bubalis, Fig. Brain was poorly developed and the skull arch was low.
A genus is a group of species that are more closely related to one another than any group in the family.
In 1981 census the tiger population increased and estimated about 3015.
If you continue browsing the site, you agree to the use of cookies on this website. A sagittal crest runs along the sagittal suture. Perissodactyla [Gk.
The suborder includes four extant and two extinct families. .ui-icon-mail-open{background-position:-96px -96px}
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The postorbital bar arises from the parietal.
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Name the types of nitrogenous bases present in the RNA. The tongue is prehensile. .ui-corner-all,.ui-corner-top,.ui-corner-left,.ui-corner-tl{border-top-left-radius:5px}
Clipping is a handy way to collect important slides you want to go back to later. 10.119F).
Ursidae include the Sloth Bear, Melursus ursinus (Forested tracts of India); the Brown Bear, Ursus arctos (North western and Central Himalayas) and the Himalayan Black Bear, Selenarctos thibetanus (Kashmir, Assam and the Himalayas). The body of all mammals is covered with hair. Manatee has three species and are found on the tropical Atlantic coasts and in the rivers of America and Africa.
Find short questions and answers on every aspects of Zoology from 10+2 to master's level.
They are no longer found in other parts of Asia. .ui-state-error .ui-icon,.ui-state-error-text .ui-icon{background-image:url(https://secure3.convio.net/tmmc/assets/images/ui-icons_cd0a0a_256x240.png)} They evolved in South America in Paleocene period and continued through Pleistocene epoch to become extinct.
The limbs were slender.
They are herbivorous.
Rhinoceros sondaicus (Javan rhino) which was about 50-54 in population in 1984 census and is now found in Ujung Kulon in western Java. .ui-icon-arrowthick-1-n{background-position:0 -48px} The other marine mammals in Order Carnivora are sea otters and polar bears.
The tympanic bulla is divided by a complete septum into anterior and posterior chambers. text-decoration:none}
The marbled cat resembles the clouded leopard in colour.
1. line-height:normal} There is one molar in each jaw and the upper molar is vestigial.
The lower jaw is long, narrow and bears teeth.
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In the adults, three molars are present in each half of the upper and lower jaws. left:-5px; The Platypus propels itself through the water by using its front, short, webbed limbs, … Odontoid process of the axis is spout-like.
Last upper premolar is absent.
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Steller's sea cow was hunted to extinction in 1768.
the Atlantic walrus, Odobenus (Fig. Astragalus is provided with two facets of equal size for articulation with the tarsals. Thoracolumbar vertebrae are 20 or 21.
They are small and rabbit-like in size.
In the last part of 19th century the Indian pilot whole, Gobiocephalus indicus reported from the brackish water of the Salt Lake areas in Calcutta. .ui-dialog .ui-dialog-buttonpane button{margin:.5em .4em .5em 0; .ui-icon-notice{background-position:-32px -144px}
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Of the above-mentioned species of primates, the golden langur is known by E. P. Gee in (1955). .ui-icon-arrowthick-1-e{background-position:-32px -48px}
Scheme of Classification.
In California, this family includes Pacific harbor seals and northern elephant seals. Digits end in sharp claws and claws may be retractile. Otariidae — Sea-lions, Eumetopius; Cow sea 10.104C).
22.
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The marbled pattern, small blotches are on the flanks and small spots on the tail and on the underside of the limbs. .ui-icon-info{background-position:-16px -144px} Modern or typical viviparous mammals that give birth to living young. The cerebral hemispheres are convoluted but do not cover the cerebellum.
12.
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The zygomatic arch is strong. .ui-icon-circle-check{background-position:-208px -192px} padding:.5em 1em; 12. | Phylum Chordata.
Cat, Felis domesticus; Tiger, Panthera tigris (Fig. background:#5c9ccc url(https://secure3.convio.net/tmmc/assets/images/ui-bg_gloss-wave_55_5c9ccc_500x100.png) 50% 50% repeat-x; The cheek teeth were cusped and the cusps were arranged in a single line. They have two front flippers, and their tails are uniquely shaped into two horizontal extensions, called flukes, which provide tremendous swimming power. The incisors and canines were simple and sharp. .ui-button-icon-only{width:2.2em}button.ui-button-icon-only{width:2.4em}
3. .ui-icon-plusthick{background-position:-32px -128px} The number of teeth is 42. The tympanic bulla is partially divided by a rudimentary internal septum. height:100%;
11. Sexual maturity is typically reached at eight to ten years by which time males are at least 20 m (67 ft) long. .ui-state-hover,.ui-widget-content .ui-state-hover,.ui-widget-header .ui-state-hover,.ui-state-focus,.ui-widget-content .ui-state-focus,.ui-widget-header .ui-state-focus{border:1px solid #79b7e7; Ureters open into a muscular urinary bladder. They are absent in Australia and Madagascar. The middle is the functional digit. The limbs were pentadactylous and digitigrade. Newborn calves are about 100-120 cm long and weigh 20-35 kg.
1. Teeth present in young, absent in adults. What are the modifications that are observed in birds that help them fly? Sea otters are found off the central coast of California and in Washington, British Columbia, Canada, Alaska, and Russia. .ui-state-disabled .ui-icon{filter:Alpha(Opacity=35)} The upper canines were greatly enlarged and they were like downwardly directed daggers. .ui-icon-script{background-position:-240px -128px}
Not only does it provide official names for every plant and animal, it also helps scientists understand how objects are related to one another. All civets possess scent glands which are situated in the perineal area.
The 2nd and 5th digits may remain as vestiges in some. Canines have lost their typical shape. .ui-icon-circle-zoomin{background-position:-176px -192px} Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.
.ui-button-icon-only .ui-button-text,.ui-button-icons-only .ui-button-text{padding:.4em; filter:Alpha(Opacity=0)} They are more mobile on land than true seals and are often seen in zoos and aquariums.
The tapirs have a short proboscis formed by the nose and upper lip: The digits are stout.
10.101 D): Once occurred in the plains and the hilly regions of peninsular India, is already extinct in India. Premaxilla is large in dugongs. They are odd toed hoofed mammals (toes 1 or 3).
Cheetal (Axis); Indian bison or Gaur (Bos gaurus, Fig.
TOS4.
text-align:center; The colour of the body varies from grey to yellowish brown with dark, irregular rosettes, lined with black at edges. The eyes are small and the pinna is large.
The colour of the body varies from pale grey to is abelline.
Nictitating membrane present but tear glands absent. temmincki Vigors and Horsfield (typical race). Nostrils are located on the upper surface of head and are provided with valves. vertical-align:middle; Flying mammals in which forelimbs are modified into wings. .ui-icon-arrow-1-s{background-position:-64px -32px}
The cranial cavity is long and narrow. .ui-icon-seek-first{background-position:-80px -160px} The pinna in Otariidae is provided with a cartilage and hence the name. The colour of the body is bright yellow with brownish spots at intervals. .ui-icon-arrowthick-1-ne{background-position:-16px -48px} They do not inhabit the open ocean, but instead live among coastal kelp beds, where they dive and hunt for a variety of shellfish and marine invertebrates. The name comes from the Spanish manatí, meaning "breast" indicating prominent thoracic mammary glands.
Each tooth is perforated by numerous fine tubules and hence the name tubulidentata. .ui-icon-document-b{background-position:-48px -96px}
Hind limbs are provided with three digits. Table 53 shows the distinction of leopard and hunting leopard. .ui-icon-carat-1-nw{background-position:-112px 0}
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