In humans, the pelvis and femur, or thigh bone, are involved in walking. in whales the pelvis and femur are
a) examples of fossils
b) vestigial structures
c) acquired traits
d) examples of natural selection

typically, most spiders possess eight eyes. however, others have as many as 12, and some don't have any. these eyes are for detecting light from dark, deciphering shapes and for gathering their prey.

answer; ///i believe its: ///(embolus);