1. The effects of competitor density on aggressive behaviour and resource defence in a Poeciliid fish. (13th August 2013) Authors: Kaiser, H.; Orford, R.; Thornycroft, R.; Naylor, M.; Field, R.; Sheppard, J.; Magellan, K. Journal: Journal of applied ichthyology Issue: Volume 29:Number 6(2013:Dec.) Page Start: 1264 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗