Reproduction Related Content

Jul 24 2012 - 9:47pm
A gentoo penguin (Pygoscelis papua) mother stands with her chick in Antarctica. When walking on land, gentoo penguins waddle with their long tails dragging behind them; but in the water, they are the fastest penguins of them all, reaching swimming speeds of 36 kilometers per hour (around 22 miles...
May 11 2012 - 2:12pm
This Mother's Day we honor moms everywhere. Whether with gills, fins, flippers, claws, tentacles or arms, we appreciate all you do for us. Here is a Happy Mother's Day salute to devoted moms above the waves and below. To learn more about ocean moms check out our blog post on marine menopausal...
Dec 4 2012 - 3:02pm
Most wild seahorses (here the thorny seahorse Hippocampus histrix) are monogamous and some species mate for life. Searching for mates can be difficult and risky since seahorses are poor swimmers, found in low densities and rely on camouflage to hide from predators. By remaining faithful to one...
Aug 10 2012 - 3:27pm
This purple urchin Paleopneustes cristatus is seldom seen by itself, and can be found in groups of hundreds. Dr. Dave Pawson, a senior scientist at NMNH who studies deep-sea echinoderms, is testing if the fertilized eggs of this urchin sink or are buoyant, an important question in...
Jan 26 2010 - 11:45am
Phoenix swimming with her calf in February 2007 in the Southeast calving grounds off the coasts of Georgia and Florida. Researchers track these highly endangered whales (there are only about 450 of them left) very closely and use their skin markings to confirm sightings. The New England Aquarium...
Oct 20 2010 - 7:59am
Welcome to Citizens of the Sea, a new blog series where ocean life comes to life. Our book by the same name came out in September, but no sooner had it gone off to the printer than new ocean stories started streaming in. So every other week, we’ll use this series to explore some interesting aspect...
Sep 12 2010 - 4:30pm
"Devoted Dads" spread from Citizens of the Sea by Nancy Knowlton.
Jan 26 2010 - 11:46am
What are corals? Corals themselves are animals. But tropical reef-building corals have tiny plant-like organisms living in their tissue. The corals couldn’t survive without these microscopic algae–called zooxanthellae (zo-zan-THELL-ee). This cutaway diagram of a coral polyp shows where the...