Rockhopper penguin by Dominque Filippi, Creative Commons.

Which Species Will Live?

The ashy storm-petrel, a tiny, dark-gray seabird, nests on 11 rocky, isolated islands in the Pacific Ocean off the coasts of California and Mexico. Weighing little more than a hefty greeting card and forced to contend with invasive rats, mice and cats, aggressive seagulls, oil spills and sea-level rise, it faces an outsize fight for survival.

Read More »
Acropora palmata spawning in Belize, courtesy of Raphael Ritson-Williams.

Frozen Sperm Offer a Lifeline for Coral

COCONUT ISLAND, Hawaii — Just before sunset, on the campus of the Hawaii Institute of Marine Biology, Mary Hagedorn waited for her mushroom corals to spawn.

As corals go, Fungia is fairly reliable, usually releasing its sperm and eggs two days after the full moon.

Read More »