Bones from an ancient woolly mammoth have been found deep underground on a farm in Michigan in America.
The world's first known glow-in-the-dark reptile, a hawksbill turtle, has been spotted near the Solomon Islands.
According to experts, we can expect to see more spiders in our homes than usual this autumn. Jenny went to visit one family to investigate.
Ricky has Thursday's top stories
Scientists working in a jungle on Sulawesi island in Indonesia say they've discovered a new species of rat.
As the summer comes to an end, our eight-legged friends often head indoors to escape the chilly weather. You've been telling us about the spiders that you've been spotting...
A cheeky macaque monkey damaged a police car and chewed on someone's mail after escaping from its owner's home in Florida.
Big money problems in Greece have meant that many people can't afford to keep their pets and are abandoning them.
Scientists in Australia have come up with a new way to gather poo from endangered turtles - designer nappies.
Habitat loss, breeding with domestic cats and disease has left the Scottish wildcat in trouble, but conservationists are using hidden cameras in the fight to save them.