epub |eng | 2019-03-12 | Author:Tim Dee

Jonathan Livingston Seagull To study the cultural presence of gulls, the uses we have put them to, is to come upon strikingly opposing representations. Gulls have been identified with purity ...

epub |eng | 2019-03-11 | Author:Ted Floyd

104 POPULATION DYNAMICS: FIND YOUR OWN NICHE Rock Wren Salpinctes obsoletus THE SPECIES IS well named: Rock Wrens live among rocks. You can find them bopping around outcroppings above the ...

epub, mobi, azw3, pdf |eng | 0101-01-01 | Author:Maurice Maeterlinck [Maeterlinck, Maurice]

62 And whom does the queen-bee obey! She is ruled by nourishment given her; for she does not take her own food, but is fed like a child by the ...

epub |eng | 2016-07-16 | Author:Roger Lederer

DEALING WITH HEAT Heat stress (hyperthermia)—elevated body temperature—appears, overall, to be more severe than cold stress (hypothermia) in birds. Overheating is a common problem faced by poultry producers, as too ...

epub |eng | 2015-02-24 | Author:Laura Erickson

Tree and Barn Swallows “One swallow does not a summer make.” That line, coined by Aristotle about 350bce, describes the Barn Swallow, one of the most widespread bird species in ...

epub |eng | 2014-04-11 | Author:Mark E. Hauber

Once the sexually dichromatic female and male have established their nesting territory, they must find a suitable mud or sand bank into which they can carve a brand new nest ...

epub |eng | 2016-04-05 | Author:Donald Kroodsma

Daytime caroling songs Dawn song with carols and hissellys EASTERN BLUEBIRD (Sialia sialis) Summer Year-round Winter HABITAT: Open areas with sparse ground vegetation, often using nest boxes: farmlands, orchards, clear-cuts, ...

epub |eng | 2014-11-10 | Author:Mark W. Lockwood

Golden-fronted Woodpecker, male. Photo by Tim Cooper. YELLOW-BELLIED SAPSUCKER Sphyrapicus varius BACKGROUND Yellow-bellied Sapsuckers and the other species in the genus are well known for drilling rows of relatively shallow ...

epub |eng | 2013-04-07 | Author:Tim Birkhead

Mixed Encounters The term ‘mule’ originally referred exclusively to the cross-bred offspring of a donkey and a horse but has since been applied to hybrid plants, hybrid fish and in ...

epub |eng | 2010-04-02 | Author:Sy Montgomery

An eager hunting partner flies to master falconer Nancy Cowan’s glove. In her short lifetime, Smoke has not yet killed a pheasant, but she has chased three. Her first time ...

epub |eng | | Author:Irene Pepperberg

Not too long before we left Chicago, Alex gave me a terrible scare. In early September 1990, I returned from a short trip and found a message from a student ...

epub |eng | 2014-03-25 | Author:Campbell, Iain; Woods, Sam; Leseberg, Nick

2 EASTERN GROUND PARROT Pezoporus wallicus 29–33cm/11.5–13in A long-tailed green parrot usually seen flying low over heath after being flushed. The back is green mottled with black and yellow, the ...

epub |eng | 2014-09-11 | Author:Tim Low

Grass-assisted Invasion One article by Ernst Mayr, ‘Timor and the Colonisation of Australia by Birds’ (1944), stands up better than his other Australian work because it mentions some birds that ...

epub |eng | 2013-07-24 | Author:Peter Doherty

14 Blue bloods and chicken bugs TRADITIONALLY, ANY NOTION OF good breeding and inheritance was synonymous with the idea of blood lines. That was before the rediscovery of Gregor Mendel’s ...

epub |eng | 2014-05-22 | Author:John M. Marzluff [Marzluff, John M.]

Evolutionary responses to urbanization are not the sole province of birds and mammals. Insects and amphibians also evolve strategies to urban life. Color changes in response to urban pollution are ...