A 240-million-year-old reptile discovered in Brazil is revealing what evolution looked like just before the rise of dinosaurs and crocodiles.
A recent census has revealed encouraging signs for the endangered Marsican brown bear, with the population showing signs of expansion beyond its historic stronghold in Italy's Central Apennines.
A recent study suggests that the Common Sandpiper's breeding habits are changing in response to environmental factors.
A bird tracking project in Cameroon has led to the recall of a bird named Crispin.
A team of British ornithologists has left Mali after completing a research project in the West African country.