Swim down under Hawaiian waters with PBS Digital Studios’
UnderH20 team to watch how lava from the rumbling Kilauea crater
bursts into the Pacific Ocean, and then quickly cools to form
what’s called pillow lava. Showing 10 posts tagged swimming Like
an elusive, caped creature in the ocean, a female blanket
octopus glides through the water. We know this video is of a
female of the species because she is around two meters (6.6
feet) long. In contrast, the male blanket octopus is less than 3
centimeters wide. Yes, centimeters! Differences in males and
females of a species is called sexual dimorphism, and can
include size, coloring or ornamentation, form or structure, and
behavior. A few examples of this include peacocks, peacock
spiders, birds of paradise, lions, elk, and even humans. The BBC
is a good start for further viewing. Karl Sims is a digital
media artist, computer graphics research scientist, and software
entrepreneur. His influential artificial life computer
animations, like this one from 1994, were p