01 "...And the Mouse Police Never Sleeps" – 3:11 02 "Acres Wild" – 3:22 03 "No Lullaby" – 7:55 04 "Moths" – 3:24 05 "Journeyman" – 3:55
Side two
01 "Rover" – 4:17 (Note; The 2003 remastered CD has the string tracks removed for an unknown reason) 02 "One Brown Mouse" – 3:21 03 "Heavy Horses" – 8:58 04 "Weathercock" – 4:02
Bonus tracks
The 2003 remastered CD added bonus tracks (previously released on the 20 Years of Jethro Tull box-set and Nightcap) and extensive liner notes:
"Living in These Hard Times" – 3:10 "Broadford Bazaar" – 3:38
Personnel
Ian Anderson – Vocals, flute, mandolin, acoustic guitar, whistles Martin Barre – electric guitar Barriemore Barlow – percussion, drums John Evan – organ, piano David Palmer – keyboards, pipe organ, orchestral arrangements John Glascock – bass guitar, (uncredited) backing vocals
Guest musician:
Darryl Way – violin on "Acres Wild" and "Heavy Horses".
Heavy Horses Studio album by Jethro Tull Released 10 April 1978 (US) 21 April 1978 (UK) Recorded January 1978 at Maison Rouge Studio, Fulham, London Genre Folk rock Progressive rock Length 43:05 Label Island (UK) Chrysalis (US) Producer Ian Anderson