Imagine a fish that swims upright, holds onto underwater plants with its tail, and uses a tiny fin to move through the ocean. Now imagine that the male carries developing …
A dark-winged bird glides just inches above a quiet coastal lagoon. Its wings move in long, graceful beats, but something unusual is happening beneath its head. The bird’s lower bill …
Deep beneath the fallen leaves of North America’s winter forests, a small amphibian survives something that would be fatal to most vertebrates. The wood frog can endure extensive freezing, stop …
As temperatures fall across North America, black-capped chickadees begin relying on an extraordinary survival strategy: hiding food and remembering where to find it. The science of chickadee winter food memory …
Flamingos are famous for their brilliant pink feathers, extraordinarily long legs, and graceful appearance in shallow water. Yet their unusual coloring is not something they are simply born with. It …
A small metallic-blue bee lands beside a hollow stem, disappears inside, and returns carrying a tiny ball of mud. Over the next several days, she repeats this journey, quietly constructing …
A green bell pepper hanging on the plant may look unfinished, but it could already be perfectly ready to harvest. As the fruit matures, its color, flavor, texture, and nutritional …
A white-tailed deer is grazing peacefully at the edge of a forest. Suddenly, its head rises, its ears turn forward, and its body becomes tense. A moment later, the deer …
Why wood storks poop on their legs is one of the most fascinating examples of natural cooling in the bird world. These large wetland birds use an unusual behavior called …
A wild turkey’s head can shift from pale pink to brilliant red, blue, and white, sometimes during a single courtship display. These dramatic changes are not caused by feathers or …