A BBC documentary crew in Northern Ireland stumbled upon a fungus that hijacks spiders in an arachnid version of “The Last of Us.”

A museum curator with a ladder showed that birds that build cavity-style nests are able to protect their eggs with the skin shed by snakes.

It’s not causing panic! in the fossil record, but a 430-million-year-old mollusk discovery in Britain is a source of excitement for some scientists.