At the hawk watch at Cape May Point State Park in New Jersey, few adult males and no adult females have been recorded in fall migration apart from irruptive years, indicating that migration is more important to juveniles.
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The great tit is generally not irruptive in poor or harsh winters, meaning that groups of up to a thousand birds may unpredictably move from northern Europe to the Baltic, the Netherlands, Britain and even as far as the southern Balkans.
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Information regarding movement of this species is still unknown due to irruptive habits, which is commonly attributed to environmental conditions forcing the white-necked heron to act in a certain way, maintaining genetic adaptions to the harsh Australian environment in order to survive.
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R-strategist species have variable population sizes and are more likely to exhibit irruptive growth than K-strategist species, whose populations are usually constant and remain at or close to the carrying capacity of the environment . r-selection leads to high productivity, while K-selection leads to high efficiency.
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In other news : While state biologists say the overall expected large numbers of " irruptive species "-- evening grosbeaks, purple finches and other birds that are common some winters but scarcely seen in others-- never materialized this year, some homeowners say they've seen more of the birds this winter than in many years.
How to say irruptive in Hindi and what is the meaning of irruptive in Hindi? irruptive Hindi meaning, translation, pronunciation, synonyms and example sentences are provided by Hindlish.com.
