James D. Roth, John D. Marshall, Dennis L. Murray, David M. Nickerson, and Todd D. Steury. 2007. Geographical gradients in diet affect population dynamics of Canada lynx. Ecology 88:2736–2743.

Appendix B. Stable isotope ratios^† of lynx and their potential prey.

Species	Common name	15N	13C
Lynx canadensis	Canada lynx	5.5 ± 0.05 (298)	-23.8 ± 0.06 (290)
Lepus americanus	Snowshoe hare	1.7 ± 0.09 (207)	-26.4 ± 0.08 (207)
Tamiasciurus hudsonicus	Red squirrel	5.4 ± 0.21 (187)	-20.0 ± 0.15 (187)
Dendragapus obscurus	Blue grouse	5.4 ± 0.23 (24)	-23.3 ± 0.17 (19)
Sores sp.	Shrews	10.3 ± 0.75 (23)	-23.7 ± 0.19 (23)
Peromyscus maniculatus	Deer mouse	8.2 ± 0.59 (22)	-22.2 ± 0.49 (21)
Bonasa umbellus	Ruffed grouse	4.3 ± 0.28 (20)	-24.4 ± 0.25 (15)
Ondrata zibethica	Muskrat	8.7 ± 1.16 (18)	-24.5 ± 0.59 (10)
Spermophilus columbianus	Columbian ground squirrel	5.9 ± 0.56 (16)	-25.3 ± 0.14 (14)
Microtus sp.	Voles	6.0 ± 0.59 (12)	-25.3 ± 0.20 (12)
Eutamius sp.	Chipmunks	4.5 ± 0.27 (11)	-22.1 ± 0.42 (10)
Blarina brevicauda	Shorttail shrew	7.1 ± 0.19 (9)	-24.1 ± 0.25 (8)
Clethrionomys gapperi	Boreal redback vole	3.3 ± 1.37 (7)	-23.3 ± 0.64 (7)
Thamnomys talpoides	Pocket gopher	4.8 ± 0.66 (6)	-24.9 ± 0.32 (6)
Glaucomys sabrinus	Flying squirrel	3.3 ± 0.06 (3)	-20.9 ± 0.63 (3)
Zapus princeps	Western jumping mouse	4.4 ± 1.59 (2)	-25.2 ± 1.38 (2)
Erethizon dorsatum	Porcupine	2.9 (1)	-24.0 (1)
Neotoma cinera	Bushytail woodrat	5.6 (1)	-24.4 (1)
Phenacomus intermedius	Mountain phenacomys	1.7 (1)	-28.1 (1)
Spermophilus lateralis	Golden manteled ground squirrel	6.2 (1)	-24.2 (1)
Sylvilagus nuttalli	Mountain cottontail	5.2 (1)	-23.9 (1)
Tamius striatus fisheri	Eastern chipmunk	4.9 (1)	-23.8 (1)
Castor canadensis	Beaver	6.1 ± 0.91 (4)
Marmota flavivenris	Yellow-bellied marmot	4.8 (1)
Odocoileus virginianus	Whitetail deer	4.6 (1)
Oreamnos americanos	Mountain sheep	2.6 (1)
Total prey	25 prey species	(580)	(550)

† Mean ± SE (sample size) of hair and feather samples, excluding δ¹³C values of samples with unknown date of collection.