Acrobat Ants (genus: Crematogaster) (note the heart-shaped abdomen) (specimens from New Gloucester, Maine; 6/8/2021) Acrobat Ants belong to a genus, Crematogaster, whose members are characterized by a distinctive heart-shaped abdomen, giving rise to one of their other common names, Valentine Ants.  They are more common in the southeastern US than they