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The three basic body plans of bilaterally symmetrical animals.
Examples of animals with external gills.
Large size can provide a refuge from predators. While young African elephants may be vulnerable to p
Large-scale impacts of the (a) positive, and (b) negative phases of the North Atlantic Oscillation.
Illustration of a large aneurysm in the abdominal aorta that has ruptured.
Constructing large motifs from smaller ones