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The marine iguana, a reptile and a direct ancestor of the mainland green iguana,
is a vegetarian which feeds exclusively on algae. Using sharply clawed feet, it
clings to rock surfaces, withstanding pounding surf to feed. Social animals, they ...
Appearing in huge numbers as they feed on phytoplankton and one another,
zooplankton feed many larger animals. Schools offish, including anchovy and
herring, feed on zooplankton and then, in turn, feed larger fish such as tuna. Still
It is the baleen whale that migrates to the poles to feed on plankton in the
summer. This time of feeding is extremely important, as these huge animals must
gain weight to make the long journey back to warm, equatorial waters to mate
and bear ...
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I purchased all three books in this set and taught a short course to a small group of high school kids. We had a great time with this course! We did 10 experiments and held very intense all-day ... Read full review