Avians, commonly known as birds, are winged and lay eggs.
Parrots live on warm areas such as the tropical Summer Islands.
Apart from their nasty habit of crapping on one's gear, the seagulls that inhabit coastal areas are harmless.
Lore describes ravens as birds of ill omen and harbingers of death. Common sense states that where a flock of carrion eaters gathers, there are corpses. Regardless of which an adventurer is more comfortable considering, she's wise to take the hint.