3. On the Nursing-habits of two South-American Frogs
Boulenger, George Albert 1858-1937
Article
1895
Proceedings of the Zoological Society of London
209--210
BioStor
English
London Academic Press, [etc.] 1833-1965
BioStor: https://biostor.org/reference/107989 DOI: https://doi.org/10.1111/j.1469-7998.1895.tb00004.x