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When to see the Silver-backed Needletail
One bar for each month. Filled bars are the 10 months with records; pale bars are months with none. The wide bar is April, the month with the most records.
Where to see the Silver-backed Needletail
The map shades 14 countries with regular records. Everything unshaded has no records. Countries are listed below the map.
About the Silver-backed Needletail
The silver-backed needletail is a species of swift in the family Apodidae. It is found in Southeast Asia, Sumatra, Java and Taiwan. It is a vagrant to Christmas Island. Its natural habitat is subtropical or tropical moist lowland forests.
Text adapted from Wikipedia, licensed CC BY-SA 4.0.
Easily confused with
Purple NeedletailHirundapus celebensisThis bird is a huge swift, measuring on average about 25 cm (9.8 in) long and weighing from 170 to 203 g (6.0 to 7.2 oz), with an average of 180 g (6.3 oz) in one study of 22 unsexed adult birds.
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