migration

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Related to Migratory behavior: Foraging behavior

migration

the movement of people into (immigration) and out of (emigration) a country that serves to increase or decrease the country's POPULATION and labour force. For example, immigration was an important factor in the early colonization of Australia and New Zealand, and the USA and Canada.
References in periodicals archive ?
Marine migratory behavior of hatchery-reared anadromous and wild non-anadromous sockeye salmon revealed by acoustic tags.
Although not directly comparable to earlier studies because migration was calculated differently, moose in the upper Koyukuk River drainage exhibited migratory behavior less frequently than moose elsewhere in the region, and migrated shorter distances.
Some essays cover general trends in migratory behavior, while others discuss specific biological mechanisms such as imprinting, endocrine triggers for migration, individual temperament, and thermoregulation.
Both species are well known for their long-distance migratory behavior. Each year WBPH starts migration earlier than BPH.
Previous studies have shown numerous behavioral differences between ancestral wildland animal populations and urban animal populations like the San Diego juncos, from loss of migratory behavior and earlier onset of repreduction to altered plumage ornamentation and a willingness to approach novel objects more quickly or allow people to come very close.
Taken Israel as a case under investigation, Mingot addressed the metamorphosis the Sudanese migrant undergoes in relation to the decisions she/he makes in deciding the host community they target as a final destination in their migratory behavior. Ester revealed that geographical proximity, flexibility of laws as well as the facilities, opportunities and services offered to the migrants in the host country play important role for the Sudanese migrants to decide on the host community they target.
KEY WORDS: Eulerian observations, growth rates, migratory behavior, jumbo squid, Dodidicus gigas, Gulf of California
may be inadequate to preserve migratory behavior. So, we may retain
This implies that the tagged whale maintained the same site fidelity and migratory pattern as other whales from this population and that the overall migratory behavior of the whale was unaltered by the instrumentation.