Question

the acronym hippo is used to help us remember the reasons species become endangered and/or go extinct. what does the o in hippo stand for? overharvesting oxygen

Explanation:

The acronym HIPPO stands for Habitat loss, Invasive species, Pollution, Population growth (of humans), and Overharvesting. Each letter represents a major factor contributing to species endangerment and extinction. The "O" specifically refers to Overharvesting, which involves excessive exploitation of species (such as over - fishing, over - hunting, or over - logging of species - dependent trees). Oxygen is not one of the factors in the HIPPO acronym related to species endangerment in this context.

Answer:

Overharvesting