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, razor-billed auk
a common auk, Alca torda, of the North Atlantic, having a thick laterally compressed bill with white markings



(Alca torda), a bird of the family Alcidae of the order Charadriiformes. Alca is the only genus. The bird’s back and head are blackish-brown, and the belly is white. Body length, 41-48 cm. The bill is high, laterally compressed, and has a white transverse stripe. The razorbill is found in the northern parts of the Atlantic Ocean; in the USSR it lives on the shores of the Barents and White seas, and in isolated cases, on Lake Ladoga. It nests in coastal rocks; both parents sit 35-36 days on the single egg. The diet consists of small fish. Razorbills winter in the sea. They are cautious birds and excellent swimmers and divers.

References in periodicals archive ?
Both guillemots and razorbills are safe from egg collectors these days and their main threat comes from long line fishing nets, pollution and depleted fishing stocks.
The kittiwake in particular is not doing well across the entire UK, but particularly in Scotland and the east, and the razorbill is doing fine in Wales, while struggling a lot in the rest."
In contrast, neither growth rate nor departure mass declined with hatching date in any Thick-billed Murre or Razorbill sample in which the relationship between parental quality and timing of breeding was randomized.
Razorbills, with 319 pairs, have been "a real success story of the islands," according to David.
MATCHED BY ALLY CONDIE (Razorbill, pounds 9.99) IN the first of the Matched trilogy, we experience a dystopian near-future through Cassia, a 17-year-old preparing to meet the man picked by officials to be her husband.
'Beyond the Lemonade Stand: Starting Small to Make It Big' by Bill Rancic will be published in September by Razorbill, an imprint of Penguin Young Readers Group.
Onyebuchi's latest offering picks up exactly where his lauded first novel, Beasts Made of Night (Razorbill, 2017/VOYA October 2017), leaves off.
Since 2000, auk species have increased, with guillemot, razorbill and puffin increasing by 69%, 80% and 62% respectively.
TOMORROW'S TOP TIPS HAYDOCK: 6.50 Teak, 7.20 Luhaif, 7.50 Dos Amigos, 8.20 Trail Blaze, 8.50 Diman Waters, 9.20 Brockwell NEWBURY: 2.20 Ayaar, 2.50 Tigers Tale, 3.25 Albamara, 4.00 Gold Show, 4.30 More Than Words, 5.05 Nicholascopernicus, 5.35 Now What NOTTINGHAM: 2.00 Super Simon, 2.30 Full Shilling, 3.05 Big Wave, 3.40 Jamarjo, 4.10 York Glory, 4.45 Razorbill, 5.15 Dutch Diamond, 5.45 Penderyn YARMOUTH: 2.10 Tickled Pink, 2.40 Sangrail, 3.15 Tiger Sunset, 3.50 Cantal, 4.20 Cotton Grass, 4.55 Fleur De La Vie, 5.25 Tafawuk DEREK BROWN'S NAP: Fleur De La Vie (4.55, Yarmouth).
Penguin/Puffin Diary of a Wimpy Kid 6 Cabin Fever Jeff Kinney, 2 more in Our Australian Girl series Meet Nellie Penny Matthews, Meet Alice Davina Bell ($14.95 pbk); Viking concluding the Leviathan trilogy Goliath Scott Westerfeld/Keith Thompson ($29.95); Razorbill Matched 2 Crossed Ally Condie ($19.95 pbk)
This included one razorbill diving to a depth of 130m under the sea - a depth greater than Wales' tallest buildings - and that birds were routinely travelling around 40km from their nesting sites.
Puffin (Razorbill), 2010, pp502, 7.99 [pounds sterling]