Related topics: extinction

Sharks: How a cull could ruin an ecosystem

An Australian summer rarely passes without another chilling headline about a shark attack. And while the first response to the now seemingly regular attacks is to call for a cull, killing them is not the answer.

Why tiger snakes are on a winner

Australian tiger snakes have "hit the jackpot" because prey cannot evolve resistance to their venom.

Tiger beetles fight off bat attacks with ultrasonic mimicry

Bats, as the main predator of night-flying insects, create a selective pressure that has led many of their prey to evolve an early warning system of sorts: ears uniquely tuned to high-frequency bat echolocation. To date, ...

Sumatran tiger may be euthanized at Indonesia zoo (Update)

An emaciated female Sumatran tiger was in critical condition at Indonesia's largest zoo Wednesday and may have to be put down after another rare tiger died at the problem-plagued facility earlier this month.

For the tiger, a year closer to extinction

Next year, according to the Chinese calendar, is the Year of the Tiger but conservationists say the omens are inauspicious for an animal on the brink of extinction.

World's rarest wild cat doubles in number

At least 57 Amur leopards now exist in Russia's Land of the Leopard National Park, up from just 30 cats counted in 2007, according to new census data announced last week. An additional 8-12 leopards were counted in adjacent ...

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