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Speciation, heterochrony, and genetic variation in Hispaniolan Palm-Tanagers
(1990)
We documented levels of genetic variability for two species of Hispaniolan palm-tanagers. Significant differences between age classes in levels of genetic heterozygosity were concordant with an age dimorphism in foraging ...
Behavioral and morphological correlates of heterochrony in Hispaniolan Palm-Tanagers
(1994)
We documented the occurrence of heterochrony for morphological and behavioral characters in two species of Hispaniolan Palm-Tanager.