Aspecies of frog slowly dies off because it cannot compete with the toads and lizards that share its ecosystem. this is an example of
answer
adaptive radiation.
background extinction.
mass extinction.
punctuated equilibrium.

The correct answer would be background extinction

Background extinction refers to the normal or natural extinction which is taking place in an environment.

It refers to the extinction of a species due to ecological factors or environmental changes.

For example, extinction caused by disease, competition, climate change, loss of habitat (due to natural calamity) et cetera.

if, i suppose that a bee stings me swinging my hand away from a bee. then that if, i persist patient when a bee or wasp areas on your surface to investigate a scent or to take h2o and i secreting heavily, the bug ultimately will move of its personal agreement. if i don't need to set for it to disappear, lightly and gently wipe it off with a part of the paper.