Showing results for
Though today cephalopods are best known as soft-bodied creatures such as squid and...
Birth of an Atoll
An atoll is a ring-shaped coral reef that forms as an old volcano erodes. This...
Fri, 06/08/2018 - 14:18
What Makes Sponges Grow?
Sponges are animals that eat tiny food particles as they pump water through their...
Fri, 12/11/2015 - 09:38
Connecting Coral Reefs
Coral reefs are some of the most endangered ecosystems on the planet that are home...
Wed, 11/15/2017 - 09:37
Receding Ice Cover
See an animation showing over time, the receding of summer sea ice in the Arctic.
Fri, 01/07/2011 - 11:26