TY - GEN AU - Modesto,Teresa AU - CanĂ¡rio,Adelino V M TI - Morphometric changes and sex steroid levels during the annual reproductive cycle of the Lusitanian toadfish, Halobatrachus didactylus SN - 0016-6480 PY - 2004///0122 KW - Air Sacs KW - growth & development KW - Animals KW - Endocrine Glands KW - cytology KW - Female KW - Fishes KW - physiology KW - Gametogenesis KW - Genitalia KW - Gonadal Steroid Hormones KW - biosynthesis KW - Liver KW - Male KW - Ovary KW - anatomy & histology KW - Radioimmunoassay KW - Reproduction KW - Seasons KW - Sex Characteristics KW - Sexual Behavior, Animal KW - Testis N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1016/s0016-6480(03)00027-3 ER -