Guenon monkeys' colourful and varied faces have evolved as a way to avoid crossbreeding, new research shows.
Researchers say that "immediate protection" is required for the pristine waters around the remote Pitcairn Islands in the Pacific.
Analysis of a 50,000-year-old scrap of human faeces adds weight to the view that Neanderthals ate plants as well as meat.
The late drug baron had a herd of the animals, which are now out of control in Colombia. Just what do you do with 60 hippos?
The monarch butterfly uses a magnetic compass to navigate thousands of miles across North America, scientists discover.
Vampire bats' strict blood diet makes them lose much of their ability to taste bitter flavours, scientists show.
When bees swarm urban areas, the DC Beekeepers Alliance keeps both humans and bees safe. The BBC spoke to beekeepers and city dwellers who found an unexpected common bond over buzzing bees.
A hawk that escaped after performing at a festival in Peterborough and took up residence in a tree in the city came down "when she got hungry" her owner says.
Scientists say the evidence is 'conclusive' that neonicotinoids are causing significant damage to a wide range of beneficial species.
The Royal Entomological Society launches National Insect Week 2014, celebrating the mighty minibeasts that shape the environment.
A senior government adviser has described coalition plans to change the way the pilot badger culls are assessed as "an abuse" of the scientific method.
Your favourite examples of Australian slang.
The Suffolk nature reserve which hosted BBC Springwatch this year says it has experienced a 50% increase in visitor numbers.
The White House has announced a federal strategy to understand why honey bees are dying off and produce a plan to stop their decline.
Tiny nematode worms "stop ageing" when they are starved and can go on to live twice as long as normal, a new study shows.
A dedicated feeder is installed at a Teesside nature reserve to stop a fox stealing the birds' food.
Three baby Japanese macaques, also known as snow monkeys, are born at Highland Wildlife Park near Aviemore.
Five barn owl boxes which are part of a Suffolk community project are stolen or vandalised, with the animals taken.
Unesco delays its decision to list the Great Barrier Reef as endangered, amid controversy over a plan to dump dredged sediment in the marine park.
Scientists have discovered that a number of spider species catch and eat fish.