Tag Archives: wildlife

What Scallops’ Many Eyes Can Teach Us About the Evolution of Vision

The word “scallop” usually evokes a juicy, round adductor muscle—a seafood delicacy. So it isn’t widely known that scallops have up to 200 tiny eyes along the edge of the mantle lining their shells. The complexities of these mollusk eyes are still being unveiled. A new study published in Current Biology reveals that scallop eyes have pupils that dilate and contract in response to light, making them far more dynamic than previously believed. Continue reading What Scallops’ Many Eyes Can Teach Us About the Evolution of Vision

Twelve Epic Migratory Journeys Animals Take Every Spring

Spring is in the air, and the animal kingdom is on the move. Vernal migrations feature everything from fish and birds to big, shaggy mammals and tiny insects. These journeys are about as diverse as the species themselves, but Andy Davis, a University of Georgia ecologist and editor of the journal Animal Migration, says the mass wildlife movements have one important thing in common. Continue reading Twelve Epic Migratory Journeys Animals Take Every Spring

This Simulation Maps the Rise and Fall of Species Over 800,000 Years

The Amazon and the adjacent Andean slopes in South America host an astonishing richness of plants and animals. These species have been sources of food, shelter and medicine since the arrival of humans and a target of scientific curiosity since the days of the earliest European naturalist explorers.

Continue reading This Simulation Maps the Rise and Fall of Species Over 800,000 Years

Planet Earth Could Lose Two-Thirds of Wild Vertebrates by 2020

Populations of wild vertebrates are on track to fall 67 percent by 2020, according to a new report on the state of Earth’s ecosystems. It’s another stunning reminder of the scale of humanity’s impact on the planet, and a frightening glimpse into the realities of life in the Anthropocene.

Continue reading Planet Earth Could Lose Two-Thirds of Wild Vertebrates by 2020