A Thistledown Velvet Ant, also known as a Cow Killer, is seen in the Mojave Desert, California. It isn’t really an ant, but a wingless female wasp. The female wasp is about 2cm long; the males are much smaller and have wings. Their sting can be quite painful.
Picture: Robert Jensen/Solent News
Nicolas Reusens
A less harmful species of Sri Lankan wasp collects mud globules to build its nest in a garden near Colombo, Sri Lanka
Photograph: M.A. Pushpa Kumara/EPA
(Source: Guardian)
Paper wasp and nest by /\/\acropoulos on Flickr.