title: Fertilization of jelly-less Bufo arenarum oocytes in the presence of high sperm concentrations.
mesh_terms: D000818:Animals; D002022:Bufo arenarum / Q000502:physiology*; D005260:Female; D005306:Fertilization; D008297:Male; D010063:Ovum / Q000502:physiology; D013094:Spermatozoa