Definition that contains parous
- litter the offspring at one birth of a multiparous mammal
- family embiotocidae viviparous percoid fishes comprising the surf fishes
- topminnow small usually brightly-colored viviparous surface-feeding fishes of fresh or brackish warm waters; often used in mosquito control
- sea snake any of numerous venomous aquatic viviparous snakes having a fin-like tail; of warm littoral seas; feed on fish which they immobilize with quick-acting venom
- embiotocidae viviparous percoid fishes comprising the surf fishes
- garter snake any of numerous nonvenomous longitudinally-striped viviparous North American and Central American snakes
- poeciliid small usually brightly-colored viviparous surface-feeding fishes of fresh or brackish warm waters; often used in mosquito control
- alpine salamander ovoviviparous amphibian of the Alps
- viviparous eelpout an eelpout of northern Europe that is viviparous
- family clinidae viviparous blennies of temperate and tropical seas