Tim Birkhead on the Razorbill

British zoologist Professor Tim Birkhead recalls the razorbill for this Tweet of the Day.

• 1 min

Tim Birkhead on the Raven

British zoologist Tim Birkhead admires the intelligence of ravens for Tweet of the Day.

• 1 min

Tim Birkhead on the Puffin

Zoologist Tim Birkhead discusses the monumental dullness of puffins for Tweet of the Day.

• 1 min

Tim Birkhead on Guillemot Senses

Zoologist Tim Birkhead dispels the myth of a foolish guillemot for Tweet of the Day.

• 2 mins

Clare Jones on the Little Egret

Clare Jones on the inspirational little egret for Tweet of the Day.

• 1 min

Lily Burton on the Mute Swan

Lily Burton is the youngest birder on Tweet and she shares a sad story of a mute swan.

• 2 mins

Alex Gregory on the Kingfisher

Olympic Gold medallist Alex Gregory on the birds he sees while out early morning training.

• 1 min

Tiffany Francis on the Corncrake

Tiffany Francis recalls not realising she's seen a corncrake on Lunga for Tweet of the Day

• 1 min

Frank Gardner on the Little Auk

BBC security correspondent and avid birdwatcher Frank Gardner on the Little Auk.

• 1 min

Amy Liptrot on the Arctic Tern

Orcadian author Amy Liptrot laments the Arctic terns of her childhood.

• 1 min

Amy Liptrot on the Hooded Crow

Writer Amy Liptrot discusses how hooded crows in Berlin remind her of her youth.

• 1 min

Amy Liptrot on the Corncrake

Writer Amy Liptrot recalls her work as the RSPB corncrake officer on Orkney.

• 1 min

Amy Liptrot on the Curlew

Writer Amy Liptrot reflects on the evocative disappearing curlew call in the uplands.

• 1 min

Amy Liptrot on the Greylag Goose

Orcadian writer Amy Liptrot on the greylag goose, which is widespread on the islands.

• 2 mins

Samuel West on the Nightingale

Actor Samuel West describes gathering with his family at dusk to listen for nightingales.

• 1 min

Samuel West on the Grey Heron

Actor Samuel West recalls how a riddle in Hamlet was unpicked on a bird-watching trip.

• 1 min

Samuel West on the Collared Dove

Samuel West laments how the beautiful collared dove has a call like a bored footie fan.

• 1 min

Samuel West on the Capercaille

Samuel West describes the snooker ball and champagne cork sounds of the capercaillie.

• 2 mins

Samuel West on the red-eyed vireo

Actor Samuel West remembers one of his proudest birdwatching moments for Tweet of the Day.

• 1 min

Tara Robinson on the Common Tern

Tara Robinson on the common tern and her grandfather's passion for birdwatching.

• 1 min

Tara Robinson on the Barn Owl

Tara Robinson describes an unexpected barn owl encounter in her own back garden.

• 1 min

Tara Robinson on the Oystercatcher

For Tara Robinson the sound of oystercatchers recalls her father taking her to Loch Fleet.

• 2 mins

Hugh Thomson on the Woodpigeon

Writer Hugh Thomson discusses his love of the wood pigeon song in an English woodland.

• 1 min

Chris Jones on the Swift

Chris Jones rescues and then releases a swift in this Tweet of the Day.

• 1 min

David Rothenberg on the Brown Thrasher

David Rothenberg, best known for his interest in animal sounds, on the brown thrasher.

• 1 min

David Rothenberg on the Mocking Bird

Mockingbirds do not mock but, as David Rothenberg explains, can copy over 1,000 bird songs

• 1 min

David Rothenberg on the Superb Lyrebird

As David Rothenberg suggests, the superb lyrebird song has evolved to excess and craziness

• 2 mins

David Rothenberg on the White-crested Laughingthrush

For David Rothenberg, the white-crested laughingthrush is a superb clarinet accompanist.

• 2 mins

David Rothenberg on the Veery Thrush

The veery thrush has a remarkable song, if slowed down, as David Rothenberg explains.

• 1 min

Melissa Harrison on the Tawny Owl

Nature writer Melissa Harrison describes how a tawny owl call evokes memories of lost days

• 1 min