animal reproduction - state university of new...
TRANSCRIPT
Internal fertilization
Vertebrate copulatory organs. (a) Clasper of dogfish (Squalus). Glans penis of (b) opossum, (c) ram, (d) bull, (e) short-tailed shrew, (f) man, (g) Echidna.
TRANSCRIPT
Internal fertilization
Vertebrate copulatory organs. (a) Clasper of dogfish (Squalus). Glans penis of (b) opossum, (c) ram, (d) bull, (e) short-tailed shrew, (f) man, (g) Echidna.