These birds are absent from the southern tip of Florida and the highest elevations of the Appalachian Mountains, but are found in eastern Mexico and in Cuba.

These birds are generally solitary or found in pairs early in the year, but family groups are common in the late summer and winter roosts may have two dozen or more birds in a single covey.

These are generally monogamous birds, though some evidence of polygamy has been noted.

These birds can raise 1-2 broods of 12-16 eggs per brood annually.

These birds are believed to have had a life span of about 20 to 25 years.

These are characteristics of mammals and birds.

Lovette, a member of the committee, said that more testing is needed to support that change, but concluded that " These results will likely initiate an interesting debate on how we should classify these birds.

These birds need about per pair so they can find enough food to feed their young and themselves.

These paired birds will mate every year between January and May.

These include from microscopic rotifers and insects, to fish, amphibians, birds and mammals.

These sand bars are often associated with large wetlands, which support large numbers of plant and animal species, as well as providing important rest areas for migratory birds.

These contain a rich southern biota ; typical examples include birds such as ibis and egrets.

These birds feed by hunting fish, squid and other small sea animals, for which they travel and dive quite extensively.

These same studies suggest, however, that moose learn quickly and adapt, fleeing an area if they hear or smell wolves, bears, or scavenger birds such as ravens.

These include all vertebrates with quadrupedal ancestors, including mammals, reptiles, amphibians, and birds.

These are either carrion-feeding or large raptors that can take live mammal prey, including Golden Eagle, Rough-legged Buzzard ( also known as the Rough-legged Hawk ), and Raven, or else seed-eating birds, including several species of grouse and crossbills.

These frequencies are invisible to humans, but visible to a number of insects and birds.

These birds are of great value as scavengers, especially in hot regions.

These eagles often target various arboreal or ground-dwelling mammals and birds, which are often unsuspectingly ambushed in such dense, knotty environments.

These included Guillaume Rondelet who described his observations in the Mediterranean and Pierre Belon who described the fish and birds that he had seen in France and the Levant.

These projects help to identify distributions of birds, their population densities and changes over time, arrival and departure dates of migration, breeding seasonality and even population genetics.

These flies are an important source of food for migratory and nesting birds.

These are mainly woodland birds with long tails and high visual acuity, hunting by sudden dashes from a concealed perch.

These data support the idea that non-breeding birds combine adrenal and / or gonadal DHEA synthesis with neural DHEA metabolism to maintain territorial behavior when gonadal testosterone secretion is low.

These differences in turn result from the fact that my Yokuts vocabularies were built up of terms selected mainly to insure unambiguity of English meaning between illiterate informants and myself, within a compact and uniform territorial area, but that Hoijer's vocabulary is based on Swadesh's second glottochronological list which aims at eliminating all items which might be culturally or geographically determined.

These were mainly concerned with private property, civil justice, and minting.

These studies were performed mainly in the former Soviet Union, at the Eliava Institute of Bacteriophage, Microbiology and Virology, Republic of Georgia.

These antigens should, under normal conditions, not be the target of the immune system, but, due to mainly genetic and environmental factors, the normal immunological tolerance for such an antigen has been lost in these patients.

These orchestral works are mainly in the galant style and though they show some development toward the late classical they reflect a general weakness in comparison to his operatic works of the same and later periods.

These early print advertisements were used mainly to promote books and newspapers, which became increasingly affordable with advances in the printing press ; and medicines, which were increasingly sought after as disease ravaged Europe.

These philosophers were concerned mainly with ethics and religion.

These plans never materialised mainly due to the Great Depression.

These conflicts were mainly limited to Sassanid sieges of the major fortresses of Roman Mesopotamia, including Nisibis ( Nusaybin ), Singara, and Amida ( Diyarbakir ).

These are mainly of noctuid moths – noted for feeding on many poisonous plants without harm – such as Cabbage Moth ( Mamestra brassicae ), Dot Moth ( Melanchra persicariae ) and Mouse Moth ( Amphipyra tragopoginis ).

These large scale raids mainly became possible as the contras were able to use US-provided Redeye missiles against Sandinista Mi-24 helicopter gunships, which had been supplied by the Soviets.

These referees were used mainly for maintaining order ( as drinking games often became rowdy ) and for reviewing faults that could be punished with a player drinking a penalty cup.

These were used in historic English houses, mainly as servants ' doors.

These engineers worked mainly from schematics and netlists in the late 1980s, and the big push was to generate the netlists from the schematics automatically.

These wines continue to be associated with the homeless, mainly because marketers have been aggressive in targeting low-income communities as ideal consumers of these beverages ; organizations in cities such as Los Angeles, San Francisco, Seattle, and Portland have urged makers of inexpensive fortified wine, including E & J Gallo Winery, to stop providing such products to liquor stores in impoverished areas.

These are mainly concerned with searching the gnutella network.

These mountains are woodland covered with mainly pine forests.

These are located mainly in the foothills such as the North Hungarian and the Transdanubian Mountains, and the Alpokalja.

These fixatives preserve tissues or cells mainly by irreversibly cross-linking proteins.

These experiences were described in Typee, Omoo, and White-Jacket, which were published as novels mainly because few believed their veracity.

These stories are written mainly in prose.

These channels are known mainly for their role in repolarizing the cell membrane following action potentials.

* Non-selective cation channels: These let many types of cations, mainly Na < sup >+</ sup >, K < sup >+</ sup > and Ca < sup > 2 +</ sup > through the channel.

These trades are made public in the United States through Securities and Exchange Commission filings, mainly Form 4.

These are mainly for local use.