Unraveling the mysteries of two ancient parasites

Finding parasites on fossils is a rarity, since, as we humans have experienced with a shudder, they tend to attach to skin or soft tissue and not skeleton. However, a discovery led by the University of Cincinnati not only ...

New marine species discovered in Pacific Ocean

When Jim Thomas and his global team of researchers returned to the Madang Lagoon in Papua New Guinea, they discovered a treasure trove of new species unknown to science.

Escalating arms race: Predatory sea urchins drive evolution

(Phys.org) -- Nature teems with examples of evolutionary arms races between predators and prey, with the predator species gradually evolving a new mode of attack for each defensive adaptation that arises in the prey species.

Urged on by urchins: How sea lilies got their get-up-and-go

Nature abounds with examples of evolutionary arms races. Certain marine snails, for example, evolved thick shells and spines to avoid be eaten, but crabs and fish foiled the snails by developing shell-crushing claws and jaws.