The avian realm presents an astonishing array of diversity, encompassing majestic eagles with expansive wingspan to the most diminutive feathered marvels that can delicately rest on your fingertip. This article embarks on a journey to unveil the captivating top 10 smallest birds in the world.
The Bee Hummingbird is the smallest bird in the world, measuring just 5.5 cm in length.
Here is the list of top 10 smallest birds in the world:
| S. No. | Smallest Birds | Length |
| 1. | Bee Hummingbird | 5.5 cm |
| 2. | Esmeraldas Woodstar | 6.4 cm |
| 3. | Calliope Hummingbird | 7 cm |
| 4. | Costa’s Hummingbird | 7.6 cm |
| 5. | Pale-billed flowerpecker | 8 cm |
| 6. | Weebill | 8 cm |
| 7. | Cape Penduline Tit | 8 cm |
| 8. | Goldcrest | 9 cm |
| 9. | Common Firecrest | 9.3 cm |
| 10. | Spotted Pardalote | 9.5 cm |
Length: 5.5 cm
Scientific Name: Mellisuga Helenae
The world’s tiniest bird, the bee hummingbird, measures a mere 5.5 cm (for males; females are slightly larger at around 6.1 cm). These delicate creatures, weighing only 1.95 grams, can be found exclusively in Cuba. They sip nectar from flowers and often mistaken for buzzing bees, hence their name.
Length: 6.4 cm
Scientific Name: Chaetocercus berlepschi
The Esmeraldas Woodstar, a rare neotropical hummingbird, belongs to a group of six smaller species. They are among the tiniest birds, with males sporting a vibrant purple throat. These birds inhabit the Pacific coast of western Ecuador, thriving in forests and feeding on nectar. Sadly, deforestation poses a significant threat to them, making them a vulnerable species in need of habitat protector.
Length: 7 cm
Scientific Name: Selasphorus calliope
The Calliope hummingbird, the tiniest native bird in the US and Canada, dwells in the western region from California to British Columbia. During winters, it migrates to the Southwestern US, Mexico and Central America. Once believed to be in the Stellula genus, recent evidence suggests it belongs to Selasphorus. Its name, Calliope, comes from the Greek muse and its previous genus name means “little star.”
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The world’s tiniest bird, the bee hummingbird, measures a mere 5.5 cm (for males; females are slightly larger at around 6.1 cm). These delicate creatures, weighing only 1.95 grams, can be found exclusively in Cuba.
The Esmeraldas Woodstar, a rare neotropical hummingbird, belongs to a group of six smaller species. They are the world's second tiniest birds, with males sporting a vibrant purple throat.
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