We noticed the first robin in our yard this year in early March. Normally these famous spring harbingers, who move in comically stilted hops across our front lawn, don’t show up until at least April Fool’s Day. Their earlier-than-usual arrival made me wonder how robins decide to begin a spring migration.
The American robin, with its celebrated rusty-red breast, is a short-distance migrant. These members of the thrush family – the brightly-hued eastern bluebird and the melodious hermit thrush are cousins – move based on a number of factors, mainly related to food supply and the weather. » Continue Reading.