BBC Radio 4

Tweet of the Day

Science EN ↓ 723 episodes

Discover birds through their songs and calls. Each Tweet of the Day begins with a call or song, followed by a story of fascinating ornithology inspired by the sound.

Author

BBC Radio 4

Category

Science

Podcast website

www.bbc.co.uk

Latest episode

Jul 5, 2026

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Episodes

Hyacinth Macaw 23.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Sir David Attenborough presents the hyacinth macaw of the Brazilian Pantanal. Raucous ear-piercing screeches are produced by one of the most beautiful parrots in the world, flying high over the marshy wetlands of the Pantanal. As their name suggests they are a rich cobalt blue, with sulphur-yellow eye rin...

New Zealand Robin 22.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Sir David Attenborough presents the New Zealand robin. The toutouwai or New Zealand robin may share a name with the more familiar European robin, but it is a very different bird to the robin redbreast we know so well. Although about the same size with the same perky upright stance, the New Zealand robin,...

Eastern Orphean Warbler 19.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Liz Bonnin presents the eastern orphean warbler in an olive grove near Athens. Until recently there used to be just a single species of Orphean Warbler; a summer visitor to southern Europe, North Africa and western Asia: a handsome bird much like a large blackcap with a white throat and greyish-brown back...

Greater Racket-tailed Drongo 18.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Liz Bonnin presents the greater racket-tailed drongo of South-East Asia. Across a clearing in a Malaysian forest flies a dark bird, seemingly chased by two equally dark butterflies. Those butterflies in hot pursuit aren't insects at all; they are the webbed tips of the greater racket-tailed drongo's exces...

Saddleback 17.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Liz Bonnin presents the formerly widespread saddleback of New Zealand. It's loud, piping and whistling calls once resounded throughout New Zealand's forests, but now the saddleback is heard only on smaller offshore islands. This is a bird in exile. About the size of a European blackbird, saddlebacks are p...

Blue Manakin 16.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Liz Bonnin presents the advancing, leaping and queuing male blue manakin of Brazil. Male blue manakins are small, blue and black birds with scarlet caps. They live in the forests of south-east Brazil and neighbouring areas of Argentina and Paraguay. Whilst their plumage is eye-catching, their mating displ...

Hawaiian Goose (Nene) 15.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Liz Bonnin presents the Nene, or the endemic and rare Hawaiian goose. Visit a Wildfowl and Wetland Trust centre in the UK and it is likely you'll be mobbed by the nasal calls of one of the world's rarest birds, the Hawaiian Goose or "Ne-Ne". In the late 18th century there were around 25,000 of these neat...

Morepork 12.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Liz Bonnin presents the morepork or Ru-Ru, New Zealand's only surviving native owl. Strange double notes in the forests of New Zealand were once thought to be cries from the Underworld. But these calls are most likely to be that of a morepork calling. Its familiar call earned it the alternative Maori name...

Marabou Stork 11.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Liz Bonnin presents the gaunt undertaker-looking marabou stork in Africa. It is not very scientific to describe a bird as ugly, but the marabou stork would not win any prizes for beauty or elegance. This bulky stork, with a funereal air, has a fleshy inflatable sac under its throat which conspicuously wob...

Northern Jacana 10.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Liz Bonnin presents the northern jacana at home in Central American wetlands. A cross between a coot and a plover, northern Jacanas are found in swamps in Central America and Mexico. They're long legged birds with a black head and neck, and a chestnut body with yellow highlights. And, northern jacanas are...

Black-chinned Hummingbird 09.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Liz Bonnin presents the North American black chinned hummingbird. What seems to be a large green beetle is flying erratically across a Los Angeles garden: suddenly, it hovers in mid-air to probe a flower bloom; this is a black-chinned hummingbird. Although often thought of as exclusively tropical, a few s...

Red-crowned Crane 08.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Liz Bonnin presents the red-crowned crane from Japan and Asia. Backlit by a Japanese winter sun, huge black and white birds dance for an audience. Their plumage mirrors the dazzling snow and dark tree-trunks. The only spots of colour are crimson - the caps of these Red-crowned Cranes. Red-crowned Cranes b...

Brown Thrasher 05.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents the brown thrasher, usually seen in North America. Brown thrashers are related to mockingbirds that breed across most of eastern and central North America. They're famous for their vast repertoire which can include over 1000 song types. They spend much of their time skulking in dens...

Red-necked Nightjar 04.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents the nocturnal red-necked nightjar of the Spanish countryside. Like others in the family, red-necked nightjars are nocturnal birds which feed on large insects, snapping them up with huge bristle-lined mouths. A summer migrant, the red-necked nightjar breeds mainly in Spain, Portugal...

Atlantic (Island) Canary 03.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents the Atlantic canary singing in the Tenerife treetops. The ancestor of our cage-bird canaries is the Island or Atlantic Canary, a finch that is native to the Azores, Madeira and Canary Islands, which include Tenerife. The Canary Islands were named by early travellers "the islands of...

Greater Rhea 02.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents the greater rhea roaming the South American pampas. Greater rheas are the largest birds in South America and look like small brown ostriches. They're flightless, but can avoid danger by sprinting away on sturdy legs reaching speeds of up to 60 kilometres per hour. Gauchos, the horse...

Wedge-tailed Shearwater 01.12.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents the wedge-tailed shearwater of the Indian and Pacific oceans. Wedge-tailed shearwaters are large sepia brown seabirds with long wings and streamlined bodies. They feed mainly on fish and squid which they scoop from the surface or catch by diving. While the parents are careering over...

Madagascar Harrier-hawk 28.11.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents the Madagascan Harrier-hawk from Madagascar. Among the branches of a Madagascan forest, there's a flutter of wings and a flash of double-jointed feet. The Madagascan harrier-hawk is a striking bird, uniform grey above and finely barred beneath with black wing-tips and a white-banded...

Wild Turkey 27.11.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents the wild turkey of North American woodlands. We are so used to seeing mass-produced captive turkeys (the centrepiece for many a Thanksgiving meal in the United States and Canada) that the sight and sound of a displaying male wild turkey is a real surprise. With his tail fanned and r...

Great Snipe 26.11.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents the superbly camouflaged great snipe of Eastern Europe. A thin drizzle of tinkling notes mingled with rhythmic tapping drifts across a Polish marsh in spring a sign that great male snipes are displaying. Great snipe are wading birds with short legs and very long two-toned bills, whi...

Flightless Cormorant 25.11.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents the flightless cormorant adapted to its Galapagos world. The isolated Galapagos Islands are famous for their unique wildlife which has evolved to adapt to a landscape free of predators. This absence of predators has allowed the native cormorant to dispense with the need to fly, why...

Red-billed Tropicbird 24.11.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents a true global ocean going mariner, the red-billed tropicbird. These elegant birds are masters of the winds and tides. There are three species of tropicbirds and all of them nest on tropical islands, spending the rest of the year roaming the open ocean. All are instantly recognisable...

Ivory Gull 21.11.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents the ivory gull from the northern polar seas. Ivory gulls breed on rocky outcrops and cliffs and has a near-circumpolar distribution, spending most of the year near the edge of the pack ice throughout Arctic Europe, Arctic Russia, Greenland and Canada. They regularly venture farther...

Purple Martin 20.11.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents the purple martin from eastern North America. Every spring, across the land from Chicago to St Louis, you can hear couples squabbling over the best real estate. But these aren't human house-buyers, they're purple martins. Purple Martins are the largest North American swallow, glossy...

Asian Crested Ibis 19.11.2014

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents the rare Asian crested Ibis formerly common in Japan and China. The crested ibis is mainly white with a shaggy white crest and a red face; but in the breeding season its plumage is tinged with ash-grey. Under its wings is a subtle peach tone, a colour known in Japan as toki-iro. Unf...

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