LifeHow poisonous amphibians evolve bright colours to warn predators off Amphibians with vivid colours to warn predators they are poisonous or bad-tasting typically evolve from species that only show their colours when they flee or deliberately display them News
LifeRare bird not seen for 24 years found alive in Madagascan forests The dusky tetraka, a small, ground-dwelling forest bird, hadn't been documented since 1999, but sightings of three individuals have now confirmed that the species is still alive News