Habitat: Coniferous stands, usually hemlocks, are favorite breeding sites.

• This common migrant crosses the Gulf of Mexico in the spring to arrive in Michigan about mid April. Many fly north to the upper Great Lakes, Canada and the New England coast.
• This small warbler has a black throat with an olive green crown, white wing bars and white breast.
• The black-throated green warbler builds a cup-like nest on horizontal branches sometimes up to heights of 75 feet.