Stéphan Reebs

Why do ants sterilize their host trees?

Bower construction takes a week or longer.

The seeds of many grasses are remarkable little mechanical devices.

When baby rhesus monkeys want to suckle, they do what human infants do: cry, cry, cry.

Caecilians are not entirely subterranean, it turns out.

Apparently they have an internal compass. The animals faced every which way near the lines.

Cave painting offers a glimpse of the animal's external appearance.

And they weren't lost wanderers, either.

When the mood strikes her, Bonnie the orangutan whistles.

Elephantfish emit electric field to detect nearby objects, and to find a mate.

Scientists have engineered a cellular "computer" within the genetic material of living yeast cells

A phenomenon called horizontal transfer is more common than thought.

Some mice repeatedly visit several nest sites before deciding on one.

Parasites typically don’t have as many genes as their free-living relatives do.

This cannibal fish regularly eats eggs of its own species.

What pack size lets wild dogs maximize their hard-won calories?

11 of 13 great ancient cities were near a major earthquake fault.

Anthropologists ponder the mystery of three inhaling bowls found in the Antilles.

Earth’s warming could have troublesome impacts on reptiles because their gender is determined by temperature.

The owl's body waste does not always go to waste.

A wood frog can learn to identify predators while still in the egg.

In evolution, behavior is more than just the result of selective pressures.

Predatory reptiles called ichthyosaurs cruised the oceans between 230 million and 90 million years ago.

New research shows that the pathogen responsible for the ailment originated overseas.

Bacteria may be humble single-celled creatures, but they're sophisticated enough to anticipate regular events.