Singapore Birdlife comprises 142 resident species. However, along with migratory birds, there are 180 species of birds that have been seen in the wild in the country, especially at the Sungei Buloh Wetland Reserve.
The most common birds in Singapore are the Javan mynah, the house crow, the starling and the bulbul.
There are thirteen threatened species of birds in Singapore. They are listed below:
- Black-winged Starling (Sturnus melanopterus) Critically Endangered Species
- Christmas Island Frigatebird (Fregata andrewsi) Critically Endangered Species
- Spoon-billed Sandpiper (Eurynorhynchus pygmeus) Critically Endangered Species
- Yellow-crested Cockatoo (Cacatua sulphurea) Critically Endangered Species
- Black Partridge (Melanoperdix niger) Vulnerable Species
- Brown-chested Jungle-flycatcher (Rhinomyias brunneatus) Vulnerable Species
- Chinese Egret (Egretta eulophotes) Vulnerable Species
- Crestless Fireback (Lophura erythrophthalma) Vulnerable Species
- Eastern Imperial Eagle (Aquila heliaca) Vulnerable Species
- Far Eastern Curlew (Numenius madagascariensis) Vulnerable Species
- Great Knot (Calidris tenuirostris) Vulnerable Species
- Great Slaty Woodpecker (Mulleripicus pulverulentus) Vulnerable Species
- Greater Spotted Eagle (Aquila clanga) Vulnerable Species
- Lesser Adjutant (Leptoptilos javanicus) Vulnerable Species
- Malayan Peacock-pheasant (Polyplectron malacense) Vulnerable Species
- Milky Stork (Mycteria cinerea) Vulnerable Species
- Straw-headed Bulbul (Pycnonotus zeylanicus) Vulnerable Species
- Yellow-breasted Bunting (Emberiza aureola) Vulnerable Species
- Masked Finfoot (Heliopais personatus) Endangered Species
- Spotted Greenshank (Tringa guttifer) Endangered Species
The conservation status for wildlife is placed on a 7-tier scale as follows:
- Least concern (LC)
- Near Threatened (NT)
- Vulnerable Species (VU)
- Endangered Species (EN)
- Critically Endangered Species (CR)
- Extinct in the Wild (EW)
- Extinct (EX)