Here are some of the rarest birds in the world 

- Bahama Nuthatch: This bird has not been seen since 2018 and might be extinct.
- Sulu Bleeding Heart: This bird is extremely rare and also possibly extinct.
- Madagascar Pochard: This bird was once thought to be extinct but was reintroduced to the wild in 2018.
- Stresemann's Bristlefront: This bird was thought to be extinct until one was spotted in 2018.
- Oahu Alauahio: This bird was once common but had become rare by the late 1930s, with the last confirmed sighting in 1990.
- Night Parrot: This nocturnal bird was thought to be extinct until a handful of sightings in Australia.