The Asian swamp eel is an air-breathing, mud-loving predator spreading throughout the United States. These slithering threats ...

The Sumatran rhino is uniquely adapted for life in dense rainforest. But these traits can’t protect it from habitat loss.

Homosexual behaviour in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh ...

Homosexual behavior in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh ...

Firefly populations are declining, taking our wondrous summer views with them. Read all about the driving forces behind this ...

Some 60 primate species, including baboons, chimpanzees and vervet monkeys, express homosexuality, according to a new study ...

It was a real shock to read Prof. Tissa Vitarana’s piece “Nihal Seneviratne, an exemplary Secretary-General of Parliament” in ...

In truth, it is not a paradox. The animals involved all seem perfectly eager participants in heterosexual behaviour, as well, so their reproduction is not compromised. It is, though, a puzzle—for ...

Climate change is no longer a distant or abstract threat to Sri Lanka’s biodiversity. It is already driving local extinctions ...

Women between ages 24-38 having 2-3 kids are likely to live longer while having many children or none may speed up cellular ...

The orcas in tanks cannot be given back their lives. But the legal loopholes that put them there can absolutely be dismantled ...