The Mammals are a contemporary folk rock band based in the Hudson Valley area of New York, in the United States.
The band tours internationally and consists of founding members and principal songwriters Mike Merenda (guitar, banjo) and Ruth Ungar (fiddle, guitar) plus Konrad Meissner (drums) and a rotating cast of players on bass, organ, and pedal steel.
The Mammals sing and play in a style heavily influenced by traditional folk, soul, old-time, blues, Cajun, Celtic and rock and roll. Their lyrics sometimes address political and environmental concerns; topics such as war, social justice, and sustainability. Ungar is the daughter of fiddler/composer Jay Ungar who is best known for his composition Ashokan Farewell which the band also performs.