JOJO POST MICRO WORLD: Dolomedes plantarius Fen Raft Spider.

Water spiders can safely stay underwater for a day or more at a time, longer than previously thought.

The Diving Bell Spider. This is a species of arachnid endemic to range that includes northern Asia, and northern and central Europe. They are unique in that many individuals spend their entire lives underwater! This species spins a web cocoon, in which they spend their lives. If the water in which they live is well oxygenated gas exchange takes place through the web cocoon, with oxygen being diffused in and carbon dioxide being diffused out. If the surrounding water is not well oxygenated…

water spider argyroneta aquatica

Warning! If you are arachnophobic you may not want to see this list, but I really suggest that you do. You may find that these creatures are more diverse and fascinating than they are creepy. Spiders have never ceased to amaze me; they are among the most abundant predators in the world and have adapted to almost any imaginable habitat except for the sea, giving rise to countless species many of which remain unknown to science. If people would stop to watch spiders instead of simply squashing…

European water spider

From the fearsome piranha and vampire fish to the mighty anaconda, the crocodile, and the candiru, these are among the most terrifying reptiles, insects, spiders, and fish.

Sea Spider