Male stolon (right hand side): one of the independent reproductive units of a branching marine worm, growing at the tip of a branch of the worm’s body. It has sprouted eyes and will go swimming free ...

Quick Take Hammerhead worms often reproduce through fragmentation, allowing a single individual to start an entire population without a mate. Many invasive populations show extremely low genetic ...

Jumping worms, originating from Asia, are an invasive species harmful to gardens and the environment. They reproduce rapidly and can be spread through plants, soil, equipment, and mulch. Prevent their ...

An invasive Asian earthworm is causing environmental damage, and officials are taking notice of its presence in Michigan. "Michigan State University Extension is beginning to receive sporadic reports ...