It is not known how much milk a cetacean calf ingests daily. ... is very low (land mammals, 3 to 5 per cent), but the protein content is twice as much as that of the average terrestrial mammal. ... has shown that the protein content of the milk is correlated with the number of days in which mammals double their birth weight, anbsp;...
|Title||:||Whales, Dolphins, and Porpoises|
|Author||:||Kenneth Stafford Norris, American Institute of Biological Sciences|
|Publisher||:||Univ of California Press - 1966|