- T22705103A94000483.en.
Lefranc &
Worfolk 2013, pp. 169–171.
Lefranc &
Worfolk 2013, p. 169.
Lefranc &
Worfolk 2013, p. 39. Lefranc,
Norbert &
Worfolk, Tim (2013). Shrikes...
-
clayton worfolk | editor". Clayton
Worfolk.com.
Archived from the
original on May 30, 2022.
Retrieved May 31, 2022. "Blackballed –
clayton worfolk | editor"...
-
breeds successfully in Shetland". birdguides.com.
Retrieved on 25 June 2021
Worfolk, Tim (2000)
Identification of red-backed,
isabelline and
brown shrikes...
- (Subscription or parti****ting
institution membership required.) Lefranc, Norbert;
Worfolk, Tim (1997). Shrikes. London, UK: Pica Press. p. 19. ISBN 978-1-4081-3505-1...
- Bibcode:2016OExpr..24A.974P. doi:10.1364/OE.24.00A974. PMID 27409970.
Worfolk,
Brian J.; Andrews, Sean C.; Park, Steve; Reinspach, Julia; Liu, Nan; Toney...
-
Stephen (2001) "The
Turkestan Shrike in Kent"
Birding World 14(10):432–434 .
Worfolk, Tim (2000) "Identification of red-backed,
isabelline and
brown shrikes"...
- Press. (Subscription or parti****ting
institution membership required.)
Worfolk, Tim (2000)
Identification of red-backed,
isabelline and
brown shrikes...
- by Beth Howland)
Review Books: This is the Key to the
Kingdom by
Diane Worfolk Allison;
Smart Dog by
Ralph Leemis,
illustrated by
Chris L. Demarest; The...
- Grey
Shrike complex in
Europe Alula 4(1): 4 - 11 Clement, Peter, and Tim
Worfolk (1995)
Southern and
eastern Great Grey
Shrikes in
northwest Europe Birding...
- Bibcode:2014GPC...119...71A. doi:10.1016/j.gloplacha.2014.05.006. ISSN 0921-8181.
Worfolk, Jean B. (March 2000). "Heat Waves:
Their Impact on the
Health of Elders"...
