High up among the branches of a mighty tree she hugged the shrieking infant to her bosom, and soon the instinct that was as dominant in this fierce female as it had been in the breast of his tender and beautiful mother — the instinct of mother love — reached out to the tiny man-child's half-formed understanding, and he became quiet.
Then hunger closed the gap between them, and the son of an English lord and an English lady nursed at the breast of Kala, the great ape.

Ch. 4 : The Apes - Tarzan of the Apes (1912)