With their rigid structures and lack of appendages, sponges can seem more like plants or fungi than the animals that they are. Long assumed to be basically immobile, sponges have been spotted leaving ...

The aquatic animal known as the sponge is often described as entirely sessile: once they've settled in a spot and matured, they aren't generally thought of as moving around. But, according to a new ...

Vibrio bacteria, named for their vibrating swimming motion, span approximately 150 known species. Most Vibrio live in brackish or salt water, either swimming free or living as pathogens or symbionts ...