Unfortunately, this old saying doesn't make a lot of sense in the context of modern science.
Rushing to the aid of a cute baby animal is hard to resist, but be careful and follow the proper procedure.
If you were able to shrink and infiltrate a termite colony you’d notice four distinct groups: workers, soldiers, immature individuals, and reproductives. The workers are the Cinderellas of the termite world; blind, sterile, and wingless, they tend the eggs, feed the soldiers and young termites, and maintain the nest.
Learn about the love-relationship between salmon and riparian vegetation on this Moment of Science.