Will mark brainiest/21points) give an example of how natural selection could benefit a species. justify your response in two or more complete sentences.

Galapagos finches all have different types of beaks. During droughts, the finches with the larger beaks survived better than those with smaller beaks. This is because during rainy times, more small seeds were produced and the finches with smaller beaks survived better.

the glands which are associated with each description is given below:

pancreas - is an endocrine and exocrine gland that secretes juices with enzymes for digestion. salivary glands- with protection and digestion in the mouth. liver- secretes bile for digestion.   lachrymal glands - secrete tears to moisten eyes and protect them from particles and infection.   sweat gland -regulates water, salt, and temperature. oil glands - to form a protective barrier on the skin.   goblet cells - secrete mucus for protection.