The fruit of the dandelion is designed to be dispersed by the wind & the fruit of the coconut by this
For an adult elephant it can be up to 1 1/2" thick & weigh about a ton yet can be pierced by an insect
The armadillo possesses the endo- & exo- types of this support structure
E. coli, one of these found in humans, is often used in genetic studies
In 1910 Paul Ehrlich announced that Salvarsan was an effective treatment for this disease
Crocodilians are the only reptiles in which this organ has 4 separated chambers
A bird's crop is an expanded area of this part of the alimentary canal between the pharynx & stomach
These 2 types of nonfiction book share a Pulitzer Prize category
TV character Jaime Sommers had one ear of this type; Steve Austin had one such eye
Term for a diet, mostly whole grains, designed to prolong life