The two species in this genus are the Black-legged Kittiwake and the Red-legged Kittiwake.
Sites 3
- Red-legged Kittiwake (Rissa brevirostris) Image, taxonomy, breeding, diet, and identifying characteristics of this bird.
- Rissa tridactyla: Black-legged Kittiwake Several photographs of birds of this species nesting on a cliff.
- Rissa tridactyla (Black-Legged Kittiwake) Offers images and describes this species' behavior, reproduction, and physical traits.