Birds have developed a unique evolutionary solution to ensure the survival of males—a powerful microRNA. This tiny gene ...

How do animals decide when to fight and when to walk, fly, slither, or swim away? Most research on animal conflict has ...

The remaining 70% of primate populations showed no clear-cut dominance of one sex over the other. This study may have shown different results to previous research because it assessed individual ...

Iguanas are increasingly being reported at Lee County parks and preserves, at places like Lakes Park, Bunche Beach Preserve ...

When the top spotty fish in a tank disappears, the runner-up turns aggressive within minutes, rushing and nipping rivals ...

Imagine a world where mothers don’t need fathers to create life—a world where females alone carry the spark of the next ...

Lizards make fascinating pets, each featuring an interesting range of behaviors and dietary needs. If you’re a reptile enthusiast, you probably love watching your lizards and watching them interact, ...

Sailfin dragons are a group of lizards living in Indonesia and the Philippines. They're known for their large "sail" on their backs. Learn more about them, including how to care for one ...

Male and female dragon water skinks vary in coloring. A photo shows the female lizard’s relatively uniform dark brown body. Seen from below, the skink has a pale creamy brown stomach.