In the animal kingdom, surviving often means adapting. Animals must, over time, adapt not only to climate changes, habitat ...

A chance encounter in a Panama rainforest has uncovered a new defensive behavior in white-necked Jacobin hummingbird chicks. In March 2024, Michael Castaño of the Smithsonian Tropical Research ...

Understand these self-protective psychological processes. Defense mechanisms are psychological processes that someone unconsciously engages in to avoid discomfort, and there are several specific types ...

Viruses insert “transposable elements” into the genetic material of host cells to replicate. While cells’ defense mechanisms have learned to silence most of these viral insertions, a few “jumping ...

Your immune system needs sunlight like plants need water. Without adequate exposure to natural light, your body’s defense mechanisms weaken in ways most people never realize. From dormant T cells to ...

How does regurgitation protect locusts? Experts have long observed that locusts regurgitate when attacked by predators such as ants, mantises, or birds. This behavior increases survival rates by ...

Researchers at Fox Chase Cancer Center have uncovered a new mechanism by which the body’s immune system responds to viral infections, a finding that can potentially be harnessed to attack cancer. The ...