Ecology

Researchers find female absence is a sufficient general explanation for the longstanding mystery of why male birds chorus at dawn and dusk.

Once hunted to near extinction, sea otters have returned to California. A new study reveals the key role these critters play in maintaining coastal ecosystems.

Lupins are high in protein, but bitter. However, scientists have discovered a mutation that makes lupins sweet, opening the door for their consumption as a plant-based protein source.

Rivers, skies, and mountains become legal persons under Rights of Nature laws, but their implementation has been difficult. To help interpret and enforce these laws, scientific knowledge must be integrated.

No one can escape aging. But scientists have found that turtles and tortoises live much longer and barely age compared to humans and other animals.

A new look at the louse family tree has revealed that many lice hosted by mammals, including the human head louse, have coevolved with mammals over tens of millions of years.

Scientists discover the largest fish breeding colony to date in the Antarctic and explore how the nests affect the surrounding ecosystem.

Animals frightened by a close call with a predator eat less and produce fewer offspring in the future.

by Jaclyn Long figures by Wei Wu Grasslands are a type of ecosystem that make up over a quarter of the earth’s land. These habitats are often found in between deserts and forests, and are characterized by low levels of rainfall and regular…

Rainfall in Africa drives the growth of plants that allow painted lady butterflies to make their flight to Europe and back each year.