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Beak

Known as: Beaks 
In some animals, the jaws together with their horny covering. The beak usually refers to the bill of birds in which the whole varies greatly in form… 
National Institutes of Health

Papers overview

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Highly Cited
2015
Highly Cited
2015
Darwin’s finches, inhabiting the Galápagos archipelago and Cocos Island, constitute an iconic model for studies of speciation and… 
Highly Cited
2008
Highly Cited
2008
The beak of the Humboldt squid Dosidicus gigas represents one of the hardest and stiffest wholly organic materials known. As it… 
Highly Cited
2006
Highly Cited
2006
A number of studies have shown that second language learners acquire vocabulary through reading, but only relatively small… 
Highly Cited
2004
Highly Cited
2004
Darwin's finches are a classic example of species diversification by natural selection. Their impressive variation in beak… 
Highly Cited
2004
Highly Cited
2004
Beak shape is a classic example of evolutionary diversification. Beak development in chicken and duck was used to examine… 
Highly Cited
2002
Highly Cited
2002
Many animals use tools, but their understanding of physical forces or causal relations is unclear ([1][1], [2][2]). Primates are… 
Highly Cited
1986
Highly Cited
1986
Methods general recommendations field instructions laboratory examination of samples identification of cephalopod beaks key to… 
Highly Cited
1986
Highly Cited
1986
After his famous visit to the Galapagos Islands, Darwin speculated that "one might fancy that, from an original paucity of birds… 
Highly Cited
1970
Highly Cited
1970
The authors investigated food habits of albacore, Thunnus alalunga, bluefin tuna, Thunnus thynnus, and bonito, Sarda chiliensis…