Invasive hammerhead worms are spreading in Texas, and have been spotted in Houston, Dallas, Austin and toward the coast.

For me, the most fascinating part is the fact that such a group of animals managed to adapt to different habitats, which ...

After heavy rainfall, sightings of an invasive species have been on the rise in North Texas. Hammerhead worms, named for their distinct hammer-shaped head, are a species of worm endemic to Southeast ...

Even after 20 million years of evolutionary separation, two tiny worm species show astonishingly similar patterns in how they ...

A parasitic roundworm, usually found in brains of unlucky python snakes was recently surgically removed from a human. And ...

Study finds that the pace of evolution in organisms differs depending on the type of cells involved. A new study finds that ...

New research is shaking up our understanding of evolution by revealing that some species may not evolve gradually at all. Instead, scientists discovered that certain marine worms experienced an ...

Invasive hammerhead worms are spreading in Texas: Here's what to know Hammerhead worms are not a direct threat to humans or pets. The worms don't bite but do secrete a poisonous chemical that may ...

The light honey-colored worm, marked by a darker collar and up to five stripes, may look harmless, but it poses a serious threat to native Texas species. The invasive species known as the hammerhead ...

Today's Bug of the Week raises the “ick” factor to a higher level. Looking like something out of a sci-fi movie, Vivivanne ...

Officials in nine countries are trying to get a handle on the New World screwworm, a fly whose larvae eat the living flesh of ...

Toxoplasma gondii is an incredibly pervasive parasite that can infect pretty much any warm-blooded animal, taking up ...