Flora-en-fauna

Global warming shrinks bird breeding windows, potentially threatening species

Geplaatst

For breeding birds, timing is everything. Most species have just a narrow window to get the food they need to feed their brood—after spring’s bounty has sprung, but before other bird species swoop in to compete. Now, a new study suggests that as the climate warms, birds are not only breeding earlier, but their breeding windows are also shrinking—some by as many as 4 to 5 days.

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