The complete Pokemon GSC pokedex, part 2

Pokémon Name: Hoothoot
Type: Normal / Flying
Classification: Owl Pokemon
Pokédex Number: 163
Ability: Insomnia and Keen Eye
Dream World ability: Tinted Lens
Useful Attacks: Hypnosis
Location Found:
Diamond/Pearl: Route 210 (North) and Route 211 (West), Great Marsh (night)
D/P/P/HG/SS: Routes 210 and 211, Great Marsh (night), Eterna Forest (night)
HG/SS: All over the place; Pokewalker - Rugged Road, Suburban Area, Night Sky's Edge
B/W: Breed Noctowl

A red-eyed owl that can also put its enemies to sleep? Sounds like a winning combination to us. A wide variety of Psychic moves appear later on, though by then you'll likely have a Noctowl on your hands.

Evolution: To Noctowl at 20