Three-spined stickleback (Gasterosteus aculeatus aculeatus)

Species information

8 day old three-spined stickleback eggs © www.osfimages.com	Three-spined stickleback fry in nest © www.osfimages.com	Three-spined stickleback © Roy Anderson
Three-spined stickleback © Warwick Sloss / naturepl.com	Female three-spined stickleback © www.osfimages.com	Male three-spined stickleback in breeding colours © Roy Waller / www.nhpa.co.uk
Male three-spined stickleback attacking pregnant female © www.osfimages.com	Three-spined stickleback excavating a nest © www.osfimages.com	Male three-spined stickleback carrying nest material © www.osfimages.com
Three-spined stickleback glueing nest together © www.osfimages.com	Three-spined stickleback tail © www.osfimages.com