As the trees flower with the return of spring for those in the northern hemisphere, pollinators return. The honey bee, an animal ubiquitous with pollination, flies between flowers, collecting pollen and nectar to bring back to their hives. …


In the British Isles, the song of birds, looking to mate, signals the start of spring. European robins, fluting and warbling from sunrise to sunset, eventually pair up and care for their young together. Each breeding season, females lay 5 or 6 eggs in each clutch.

European Robin (Erithacus rubecula) with a nest of chicks.

But why such a…


This article is a sequel to Intersexual Selection & Why Animals Choose Colorful Mates, so please read that article first.

In September, on the coasts of the islands surrounding Antarctica, the usually barren beaches flood with the round, blubbery bodies of Southern Elephant Seals. Every year, these seals congregate among…


Ever look at Mallard ducks in a park and wonder why the females look so bland when the males look so colorful? Sexual dimorphism, when the two sexes of an animal appear vastly different, is prevalent throughout the animal kingdom. …


From the Rocky Mountains of the western United States to Baja California, the common side-blotched lizards scamper undetected. With their exceptional camouflage, these lizards evade detection from predators, even while running. But, when flipped upside-down, these masters of camouflage reveal an interesting tale of balance and conflict.

A Common Side-Blotched Lizard (Uta stansburiana) from Red Rock Canyon in Nevada, United States, camouflaged.

The underside of…


Throughout the ice sheets and coasts of the Arctic Circle, the fierce polar bear roams. With males ranging from 800 to 1,300 pounds and achieving body lengths of 9 feet, polar bears are not only the world’s largest bear, but its largest terrestrial carnivore as well. …


To the rest of the world, Madagascar’s wilderness appears as a peculiar, remixed version of theirs. Its remaining nature, threatened by development, hosts animals only distantly familiar. Instead of big cats, the Fossa, a relative of the mongoose, prowls the undergrowth, holding an uncanny resemblance to a cougar. It hunts…


“Red on Yellow Deadly Fellow, Red on Black Friend of Jack.” To anyone who has spent time in the Southern United States, this rhyme will be familiar. Often told to children, it actually serves a very important purpose. Throughout the South, coral snakes scour the undergrowth for prey. …


Have you ever been to the beach, and lifted a rock, or looked into a tide pool? Among the minnows, sea stars, and algae, you likely saw a crab, scurrying away to a crevice in the rocks. Found across the world, these boxy, flat, and pinching crustaceans are iconic. …


Ants are not popular animals. When you think of ants, you probably get flashbacks to their seasonal invasions of your pantry or wince at the memory of what carpenter ants did to your house. Indeed, many ants are pests in human society. But these small arthropods have far more to…

Evolution & Nature

I am a college student fascinated with the natural world. Here you will find stories about evolution and how it relates to the world around us.

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