One of the most unique about whales is that they're the largest animals to ever exist on Earth — even bigger than the largest ...

This decline in female body length is likely due to climate change and alterations in the availability of the food of these whales. "A decline in size has been hypothesized as a common response to ...

A pair of rare and critically endangered whales has journeyed past their usual course, appearing in the Gulf Coast where they ...

The shrinking size of whales over the 20th Century could help scientists detect when wildlife populations are in trouble, a study suggests. The analysis shows that the average body size of four ...

There are more than 500 species of shark found across the world, and they range in size from centimetres long to ocean giants. Read on to find out about the biggest sharks in the world. The whale ...

It's an ancient, long-extinct whale that would have tipped the scales ... "The fossils were actually discovered 13 years ago, but their size and shape meant it took three years just to get them ...