Here's a black wasp, who turns out to be quite adept at controlling aphid colonies. Watch her as she injects eggs into as many as 200 individual aphids with surgical precision. Watch the waspling grow, kill the aphid, and emerge. Via Uglyoverload See something similar with flies and fire- ants here [...
Transposons are mobile genetic elements found in the hereditary material of humans and other organisms. They can replicate and the new copies can insert at novel sites in the genome. Because this threatens the whole organism, molecular mechanisms have evolved which can repress transposon activ...
You're looking at a close up of a crane fly, though you may know it as a mosquito eater or a mosquito hawk. The fear center of my brain knows them as flying spiders. I'm here to dispel a myth, a myth that I have believed up until about five minutes ago (I'm an office monkey, not a biologist, so cut me some slack...