Mark O'Neill of Roslindale took this photo of a sign at the Arboretum today warning of coyote spottings in the Arboretum and along the Arborway and urging anybody who sees one (especially if it has an Acme rocket on its back) to call Boston animal control or state environmental police.

Earlier:
Coyote in Mattapan
Coyote in Arlington
Coyotes in Brookline.