The Antarctic blue whale (Balaenoptera musculus ssp. Intermedia) is the largest animal on the planet, but it is critically endangered. WWF is working to protect blue whale habitat, and a remarkable ...

Tallest giraffe ever recorded was George, a huge Masai male who lived in Chester Zoo in Kenya, who died in 1969. He was 20 ft tall (19ft tall with 1 ft long horns). World’s biggest living giraffe is ...

The largest squid species in the world is the colossal squid. Read about where it is found, what it eats, and how big it can ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world.