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 …

Growing old in the wild

EVERY living thing was born at some time and must die, sooner or later. True, but the traditional assumption is that animals in the wild never live long enough to grow old. And, while old age is a "natural" cause of death for human beings, animals die earlier of "unnatural" …

Much maligned bats need more protection

BATS. THE very mention of the word conjures up chilling images of bloodsucking creatures that attack humans insidiously at night. Much maligned in fiction -- who will ever forget the evil Count Dracula? -- these animals have been extensively exterminated over the years. Estimates presented by the Chiropteran (bats belong …

Chemical battles

THE "arms race" between plants that produce defence mechanisms to ward of foragers such as deer and animals who attempt to evolve mechanisms to counter these defences, have long intrigued evolutionary biologists. Scientists say the moose (Alces alces), a large herbivorous mammal found in temperate regions, appears to be leading …

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