...It is known locally by a great many names, nearlyall of which have reference to the "booming" or "pumping" sound made duringthe mating season...
Chester A. Reed 「The Bird Book」
...Duringthe mating season,the males ofboth this and thepreceding specieshave the samehabit of "drumming"that theRuffed Grouse has...
Chester A. Reed 「The Bird Book」
...After mating, their behaviour as wellas various outward signs serve to distinguish malefrom female...
George Murray Levick 「Antarctic Penguins」
...The mating season of course varies, but is mainly in January and February, the period of gestation being nine weeks...
A. R. (Arthur Robert) Harding 「Wolf and Coyote Trapping」
...The mating season comes mainly in January and February...
Elmer Harry Kreps 「Science of Trapping」
...The mating season is in July and August and the young, usually two, are born in January, February and March...
Elmer Harry Kreps 「Science of Trapping」
... For a more detailed discussion of the principles of breedingas applied to chickens and which is equally applicable to ducks,the reader is referred to "The Mating and Breeding of Poultry"by Harry M...
Harry M. Lamon 「Ducks and Geese」
...In making the mating it is usualin order to secure best results to use one gander withfrom two to four geese in the Toulouse, Embden andAfrican breeds...
Harry M. Lamon 「Ducks and Geese」
...Considerations in Making the Mating...
Harry M. Lamon 「Ducks and Geese」
...Thesebirds breed very true in type and color and progressin the mating simply consists of continuing to selectthose birds for breeders which show markings in thegreatest excellence...
Harry M. Lamon 「Ducks and Geese」
...The home range is an area in which an animal carries on its normal activities of eating, resting, mating, caring for young, and escaping from predators...
Donald W. Janes 「Home Range and Movements of the Eastern Cottontail in Kansas」
...The mating season of the red fox comes mainly in February and thebeginning of March and the young, from five to eight or nine, are bornin April or early in May...
A. R. Harding 「Fur Farming」
...Again, in early spring during the mating season, themales travel considerably...
A. R. Harding 「Fur Farming」
...The mating behavior of this species has not been described inthe literature, and the following observations, made by Raun atCamp 2 on July 8, may be of interest...
Robert K Selander 「Vertebrates from the Barrier Island of Tamaulipas, México」
...For spotted tabby the best brown are those got by mating a spotted redtabby, the darker the better, and a brown and black spotted female...
Harrison Weir 「Our Cats and All About Them」
...Theobject of mating them before they are fully mature is to prevent themfrom selecting for themselves partners contrary to the ideas of thebreeder...
John H. Robinson 「Our Domestic Birds」
...There is probably no gallantry among the birds except at the mating season...
John Burroughs 「Birds and Bees, Sharp Eyes and, Other Papers」
...A forced mating is made by using a mating pen...
Carl Dare 「Profitable Squab Breeding」
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