Cow says who? No, silly. Cow says mooooo! Declan and Pip are visiting Mr McHugh’s farm today to try and find as many different animals as they can – can you think of any they might see?

Find out the different ways scientists have of describing what species are, how they form and how many there are on Earth. The most common definition of a species is that a species is a group of ...

That isn't many, but the Humboldt penguin is a threatened species, categorised by the International ... say a chicken - the numbers are strikingly different. By extrapolating data collected ...

Indeed, with many different animals foraging for the same foods, whether fruits, insects, or animals, if everything hunted during daylight hours then watering holes and hunting grounds would be ...