What you meant must be the adaptive advantage of the frogs' lungs. Frogs are considered as amphibians wherein the have this unique ability to reside either on land or in water. Their specialised lungs could be responsible to these which makes them capable of breathing oxygen in water and land.
Answer:
Explanation:
An unfertilized egg is shed from the body during menstruation. The lining of the uterus become thicker, getting ready in case of pregnancy.
It is not a fun experience :(
Answer: Well for starters they have Resources that animals need and habitats where they live also certain animals belong in certain climates like if it was a cold region then snow leopards polar bears seals penguins etc. they can thrive in those regions while like bears Lions gazelles thrive and warmer and dryer regions
Explanation:
Because humans are humans
