Horseshoe crabs: 'Living fossils' vital for vaccine safety

On a bright moonlit night, a team of scientists and volunteers head out to a protected beach along the Delaware Bay to survey horseshoe crabs that spawn in their millions along the US East Coast from late spring to early ...

Sri Lanka count finds more elephants than expected

(AP) -- The first national survey of Sri Lanka's wild elephants found more than had been estimated - a sign the endangered species has a healthy, growing population on the Indian Ocean island.

Urban crops can have higher yields than conventional farming

As urban populations boom, urban agriculture is increasingly looked to as a local food source and a way to help combat inequitable food access. But little is known about how productive urban agriculture is compared to conventional, ...

121 breeding tigers estimated to be found in Nepal

The first ever overall nation-wide estimate of the tiger population brought a positive ray of hope among conservationists. The figures announced by the Nepal Government's Department of National Parks and Wildlife Conservation ...

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