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Muskox populations remain in the Arctic all year, though they migrate to higher elevations in the wi
Male giraffe mounting a female. Only dominant males are generally able to mate.
Risk-taking behavior by young males.
Although males tend to be larger than females, the two overlap significantly in size. The size of a
A typical camshaft-driven high-pressure pump used to increase fuel pressure to 2,000 PSI or higher.
How to use implicit differentiation with higher order derivatives