Do insects have blood?
Insects don't have blood or haemoglobin like vertebrates do - so how does gas exchange occur, and what is the purpose of haemolymph?
They look as if they could just get up and scuttle away…" Glittering fossils preserved in gold reveal exciting new evolutionary clues
A new species of arthropod, distantly related to spiders and scorpions, has been discovered fossilised in fool’s gold in New York
Could being more social be the key to living longer?
The secret to long life in the animal kingdom? Be more social, says Oxford researchers.
Coyote vs wolf: what's the difference between these two beautiful and charismatic canids?
Who is America's top dog? We take a look at the differences between wolves and coyotes
Should the Tasmanian tiger live again? Why bringing back the extinct thylacine COULD be a wildlife game-changer
What would happen if the thylacine returned as Tasmania's apex predator? Helen Pilcher takes a look
Humboldt penguin guide: where they live, what they eat and how they got their name
Explore the lives of these fascinating creatures...
The UK's best dads and mums in the animal kingdom
The RSPB takes a look at some of the best animal parents in the UK who deserve a medal for their efforts.
How orcas team up and unleash brutal 'wave attacks' that knock seals off ice floes into the water- where the predators are waiting....
Orcas in Antarctica have developed a ruthless hunting strategy... wave-washing, says Bob Pitman
Ultimate red panda guide: Uncover the secrets of the world’s cutest, most elusive animal – and why they're at risk of disappearing
All you need to know about the charismatic red panda
10 prehistoric beasts that would have terrified early man
Our time on this planet has been relatively short, yet in this time we’ve come face to face with some of Earth’s most infamous beasts. From giant cats with canines the size of our forearms to killer eagles capable of snatching children, here are 10 creatures that would have made our ancestors run away in terror…
Birds
Back from the dead: Scientists plot to resurrect the passenger pigeon - but should we really bring it back just because we can?
Can we - and should we - bring passenger pigeons back? Helen Pilcher investigates
32 extraordinary bird facts: Discover incredible truths from the avian world, including a bird that likes to get drunk
Impress your friends and family with your newfound bird knowledge.
What is the strongest bird in the world? Meet the avian champion weightlifters
We take a look at the world's strongest birds
Little penguin guide: how to identify, what they eat and are they really nocturnal
These pint-sized birds are full of personality...
8 weirdest bird beaks: Discover some avian oddballs
Uncover the secrets behind their extraordinary beaks and what they reveal about their lifestyles.
This tiny bone just led scientists to a monumental discovery
The bone has allowed palaeontologists to identify two new species of prehistoric birds that lived alongside the dinosaurs 68 million years ago.
How to identify wildlife
Save 30% when you subscribe to BBC Wildlife Magazine, plus receive your choice of welcome reward
Save 30% when you subscribe to BBC Wildlife Magazine, plus receive your choice of welcome reward
Toad vs frog: How to tell the difference between a common frog and a common toad
Two of the UK's most familiar and widespread amphibian species are the common frog and the common toad, but do you know how to tell them apart?
How to identify animal droppings: Our guide to the wildlife poop you might find in your garden or out on a walk
Droppings or scats can tell us a lot about which animals have been visiting our gardens, parks and countryside, including hedgehogs, foxes and badgers. Our expert guide explains how to identify which poos belong to which species. Plus, animal droppings from species from around the world – and fungi and insects you might spot on droppings.
Swift or swallow: what's the difference between these two incredible long-distance migrants?
Know your swallows from your swifts? Tom Hibbert from The Wildlife Trusts takes a look at some of the differences…
Heron vs egret: what's the difference between these two leggy, long-necked, elegant birds?
Know your herons from your egrets? Tom Hibbert from The Wildlife Trusts takes a look at some of the differences…
How to identify wildlife paths and beds
Tall vegetation in midsummer makes it easy to spot the regular paths that wild animals take - and where they rested.
Plants
Forest plants are being driven westwards through Europe at 3.56 kilometres a year – by an ethereal force
A new study has revealed the surprising driving force behind the rapid migration of forest plants through Europe.
7 of the weirdest fungi in the world you (probably) haven't heard of, from the bleeding tooth to dead man's fingers
Fungi can be very strange. Here's our round-up of some of the weirdest fungi on the planet.
13 animals named after celebrities, from pop royalty to kings
One of the benefits of discovering a new species is the opportunity to name it, and many scientists have taken inspiration from popular culture. These are a few of our favourites.
Ghost hunt: astoundingly rare orchid emerges from shadows of British woodland for first time in 15 years
The rarest plant in Britain, the ghost orchid, has been found flowering for the first time since 2009.