Parasitoid insects, unlike parasites, kill their hosts by consuming them during their larval stage. Most parasitoids are small wasps and flies, and they infect a wide range of insects and arachnids.

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Sometimes, when an animal comes in contact with a predator, its ...

July 8 (UPI) --Researchers consider playing dead, or post-contact immobility, a strange phenomenon. Many animals play dead when faced with a predator, and researchers don't understand how the ruse ...

With striking high-speed video footage, scientists have for the first time detailed how predatory mosquito larvae attack and capture prey in aquatic habitats. This new research sheds light on behavior ...

A study shows that pretending to be immobile — sometimes for an hour or more — helps larvae of insects called antlions outlast hungry predators. By Cara Giaimo Antlion larvae are famously ferocious: ...

Insect repellents containing picaridin can be lethal to salamanders. So reports a new study that investigated how exposure to two common insect repellents influenced the survival of aquatic salamander ...

A light crackling sound floats above a field in northern Switzerland in late summer. Its source is invisible, tucked inside a dead, dried plant stem: a dozen larval mason bees striking the inner walls ...

The summit of Flagstaff Mountain is dominated by old ponderosa pines. Within the last several decades, drought, high winds, mountain pine beetles and mistletoes have taken their toll, leaving numerous ...