Dawson, T.J.; Grant, T.R.; Fanning, D. (1979). “Standard metabolism of monotremes and the evolution of homeothermy”. 《Australian Journal of Zoology》 27 (4): 511–515. doi:10.1071/zo9790511.
Doran, G.A.; Baggett, H. (1970). “The vascular stiffening mechanism in the tongue of the echidna (Tachyglossus aculeatus)”. 《Anatomical Record》 167 (2): 197–204. doi:10.1002/ar.1091670207. PMID5462922. S2CID5768054.
Iggo, A.; McIntyre, A.K.; Proske, U. (1985). “Responses of mechanoreceptors and thermoreceptors in skin of the snout of the echidna Tachyglossus aculeatus”. 《Proceedings of the Royal Society of London B》 223 (1232): 261–277. Bibcode:1985RSPSB.223..261I. doi:10.1098/rspb.1985.0001. S2CID84126614.
Ashwell, K.W.S.; Hardman, C.D.; Paxinos, G. (2004). “The claustrum is not missing from all monotreme brains”. 《Brain, Behavior and Evolution》 64 (4): 223–241. doi:10.1159/000080243. PMID15319553. S2CID42345907.
Rismiller, P.D.; McKelvey, M.W. (2000). “Frequency of breeding recruitment in the Short-beaked Echidna, Tachyglossus aculeatus”. 《Journal of Mammalogy》 81: 1–17. doi:10.1644/1545-1542(2000)081<0001:fobari>2.0.co;2.
Rismiller, P.D.; McKelvey, M.W. (2003). “Body mass, age and sexual maturity in short-beaked echidnas, Tachyglossus aculeatus”. 《Comparative Biochemistry and Physiology. A, Molecular & Integrative Physiology》 136 (4): 851–865. doi:10.1016/s1095-6433(03)00225-3. PMID14667849.
Iggo, A.; McIntyre, A.K.; Proske, U. (1985). “Responses of mechanoreceptors and thermoreceptors in skin of the snout of the echidna Tachyglossus aculeatus”. 《Proceedings of the Royal Society of London B》 223 (1232): 261–277. Bibcode:1985RSPSB.223..261I. doi:10.1098/rspb.1985.0001. S2CID84126614.
Doran, G.A.; Baggett, H. (1970). “The vascular stiffening mechanism in the tongue of the echidna (Tachyglossus aculeatus)”. 《Anatomical Record》 167 (2): 197–204. doi:10.1002/ar.1091670207. PMID5462922. S2CID5768054.
Ashwell, K.W.S.; Hardman, C.D.; Paxinos, G. (2004). “The claustrum is not missing from all monotreme brains”. 《Brain, Behavior and Evolution》 64 (4): 223–241. doi:10.1159/000080243. PMID15319553. S2CID42345907.
Rismiller, P.D.; McKelvey, M.W. (2003). “Body mass, age and sexual maturity in short-beaked echidnas, Tachyglossus aculeatus”. 《Comparative Biochemistry and Physiology. A, Molecular & Integrative Physiology》 136 (4): 851–865. doi:10.1016/s1095-6433(03)00225-3. PMID14667849.
Doran, G.A.; Baggett, H. (1970). “The vascular stiffening mechanism in the tongue of the echidna (Tachyglossus aculeatus)”. 《Anatomical Record》 167 (2): 197–204. doi:10.1002/ar.1091670207. PMID5462922. S2CID5768054.
Iggo, A.; McIntyre, A.K.; Proske, U. (1985). “Responses of mechanoreceptors and thermoreceptors in skin of the snout of the echidna Tachyglossus aculeatus”. 《Proceedings of the Royal Society of London B》 223 (1232): 261–277. Bibcode:1985RSPSB.223..261I. doi:10.1098/rspb.1985.0001. S2CID84126614.
Ashwell, K.W.S.; Hardman, C.D.; Paxinos, G. (2004). “The claustrum is not missing from all monotreme brains”. 《Brain, Behavior and Evolution》 64 (4): 223–241. doi:10.1159/000080243. PMID15319553. S2CID42345907.