pint-sized: (adjective)Â something being undersized.
sexual dimorphism: (noun) a condition in which males and females have different markings in their appearance.
asynchronous: (adjective) not coincident, not concurrent at the same time.
physiological: (adjective) as in physical; related to functioning living bodies.
interlopers: (noun) as in intruder; invaded owned areas.
arid: (adjective) a hot and dry climate.
quest: (noun) searching for something or someone.
optimistic: (adjective) as in promising.