Mammals

Herd size dynamics and observations on the natural history of Dugongs (Dugong dugon) in the Andaman Islands, India

In the last four decades, dugong (Dugong dugon) aggregations have been rarely reported from the geographically isolated, vast seascape of the Andaman Islands, India. The Indian Ocean tsunami of 2004, hunting, coastal development, and habitat loss are the major causes of this change in the social system of dugongs in …

A bibliographical review for identifying research gap areas: Keoladeo Ghana National Park, Bharatpur

Keoladeo National Park (KNP) is a 29 km2 area situated on the extreme western edge of the Gangetic basin that was once confluence of Rivers Gambhir and Banganga in Bharatpur district in the State of Rajasthan. KNP has a unique mosaic of habitats that include wetlands, woodlands, scrub forests, grasslands …

Mammals evolve faster in the tropics

Tropical mammals are evolving faster than those found at high latitudes or elevations, according to researchers. This pattern had previously been found in plants and marine protists but until now was assumed to apply only to cold-blooded organisms, reports BBC News. Climate could have a direct effect on the speed …

Effects of global warming on ancient mammalian communities and their environments

Current global warming affects the composition and dynamics of mammalian communities and can increase extinction risk; however, long-term effects of warming on mammals are less understood. Dietary reconstructions inferred from stable isotopes of fossil herbivorous mammalian tooth enamel document environmental and climatic changes in ancient ecosystems, including C3/C4 transitions and …

A guide to birds and mammals of A.P.

KUMARAN SATHASIVAM THE COMMON BIRDS AND MAMMALS OF ANDHRA PRADESH: Sachin Jaltare (Illustration); Universities Press India Pvt. Ltd., 3-6-747/1/A & 3-6-754/1, Himayatnagar, Hyderabad-500029. Rs. 250. In India, as everywhere else, the animals of greatest popular interest are the mammals and birds. But there are few regional field guides to the …

49 species of mammals face extinction

As many as 49 species of Indian mammals are facing extreme levels of danger from problems ranging from poaching, habitat destruction, alteration and pollution, a study conducted by an international environment agency has said. The International Union for Conservation of Nature (IUCN), in its 2008 red data list, has mapped …

Endemic marsh Mongoose Herpestes palustris (Carnivora: Herpestidae) of East Kolkata Wetlands, India: a status report

Marsh Mongoose Herpestes palustris is the only extant endemic mammal of the East Kolkata wetlands, which has been declared a RAMSAR site in 2002. Since its first description by the scientists of the Zoological Survey of India, the population of this species has dwindled to an alarming state due to …

Evaluation of conservation corridors created in the wet tropics world heritage area by assessing small mammal assemblages

The relationship among mammal assemblages, site age and vegetation structure was assessed along three conservation corridors that were created to link national parks to the wet tropics World Heritage Area of North Queensland, Australia. Seventeen restored rainforest sites were classified into six site types according to their planting age, which …

Bird paradise turns hunters haven

OUR CORRESPONDENT The water body in Sapnikla. Picture by Mehdi Hidayatollah Islampur, Jan. 21: Sapnikla, the only forest tract in the Islampur subdivision of North Dinajpur, is getting spoilt because of neglect and lack of interest on the part of the administration. The 50-acre wooded area, where migratory birds flock …

Endangered sea mammal slaughtered in Andamans

New Delhi: THE dugong, a massive sea mammal often mistaken by sailors as the mythical mermaid, has most of its last viable populations in the Andaman and Nicobar Islands. The population here too, of these slow breeding, 13 feet long animals, is only 25-30. Now, there

Mammalian diversity and management plan for Jasrota wildlife sanctuary, Kathua (J&K)

Jasrota Wildlife Sanctuary, with an area of 10.04 km2, is situated on the right bank of the Ujh river in district Kathua, J&K; State. The mammals of Jasrota Wildlife Sanctuary represent 4.3% of the total mammals (372 species) recorded by Hossetti (2002) from India. The observed mammalian diversity in the …

Present continuous... and future perfect?

In the year 2000, the author a wildlife researcher chose the Palni Hills and had set out to do a survey of mammals along the eastern part of Western Ghats that covers an area of over 2,000 sq. km. The author planned to gather reports of mammals at different elevations …

Worlds mammals face extinction threat

The IUCN Red List of Threatened Species has announced that the world

The status of the world's land and marine mammals: Diversity, threat, and knowledge

Knowledge of mammalian diversity is still surprisingly disparate, both regionally and taxonomically. Here, we present a comprehensive assessment of the conservation status and distribution of the world's mammals. Data, compiled by 1700+ experts, cover all 5487 species, including marine mammals. Global macroecological patterns are very different for land and marine …

Impact of a century of climate change on small-mammal communities in Yosemite National Park, USA

We provide a century-scale view of small-mammal responses to global warming, without confounding effects of land-use change, by repeating Grinnell's early

Global hotspots and knowledge gaps for tree and flying squirrels

Tree and flying squirrels are important components of forested ecosystems, and are advocated as indicators of forest health. In this global assessment of the distribution, endangerment and scientific knowledge of squirrels, we reveal trends that warrant urgent attention. The tropics, particularly the forests of south and southeast Asia, are hotspots …

One in Four Mammals Risks Extinction - Study

A quarter of the world's mammals are threatened with extinction, an international survey showed on Monday, and the destruction of habitats and hunting are the major causes. The report, the most comprehensive to date by 1,700 researchers, showed populations of half of all 5,487 species of mammals were in decline. …

Saving private pangolin

Every morning Ajit Kumar Pattnaik, 45, goes into one of the six enclosures in the middle of the Nandankanan Zoological Park and touches a scaly mammal. He then closely examines the quantity and quality of termites left as the mammal's food. The mammal, known as Indian pangolin, curls up as …

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