Evolution of Horseshoe Crabs

 

The IDiots are at it again but this time they are aided and abetted by scientists who should know better. The subject is horseshoe crabs, famous as "living fossils" because species that look similar to the four living species were around millions of years ago.

The BBC (United Kingdom) is broadcasting a new television series called "Survivors"¹ staring this month. The first episode is Horseshoe crabs are one of nature’s great survivors. The show is based on a book by Richard Fortey of the Natural History Museum in London, England.

Here's a quotation from the BBC press release where Fortey attempts to explain why horseshoe crabs haven't evolved.

A strange evolution?

Evolution not only brings about ‘improvements’ in body shapes and design that help a species adapt better to its surroundings. It also allows some species to remain basically the same.

‘These creatures tell us that evolution does not move inevitably forwards towards new morphology and new designs,' comments Fortey.

'Evidence for evolution is also found in past designs that endure to the present day. As long as the right habitat endures, then so will some of the creatures that inhabited the distant past.

Read more »