Veronika’s improvised grooming device has caused great surprise – but that tells us more about humans than cows, says science writer Helen Pilcher ...

Thinking about best friends might conjure up the idea of humans or perhaps other animals, such as dogs or cats. However, what ...

If you thought after humans, the second most populous mammal on Earth is cows, or maybe dogs, we have a surprise. Nope—it's rats. As per the worldatlas.com, there may be as many as 8.7 million species ...