@article{article, title  = {{Experimental evidence for kin-biased helping in a cooperatively breeding vertebrate.}},

 url = {{http://eprints.whiterose.ac.uk/1384/ }},

 year = {{2001}},

 month = {{10}},

 author = {{Russell AF and Hatchwell BJ}},

 doi = {{10.1098/rspb.2001.1790}},

 volume = {{268}},

 journal = {{Proc Biol Sci}},

 issue = {{1481}},

 pages = {{2169-2174}},

 note = {{Accessed on 2024/12/22}}}