Northern Parula migratory connectivity determined by stable isotopes

Northern Parula isotope connectivity map (large)

Likelihood of migratory connectivity among tropical non-breeding and temperate breeding areas for Northern Parula (Setophaga americana). Predicted breeding range distribution differs for birds overwintering in A) Cuba, Dominican Republic, Mexico, Puerto Rico, and St. Martin; B) Bahamas and Jamaica. Black points in the inset show non-breeding locations where birds were sampled. Stars indicate Dept. of Defense installations.

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