title: Age determination and longevity in amphibians.
abstract: Methods of age determination of amphibians by counting annual layers in the bone tissue and data on longevity of amphibians (both anurans and urodeles) in nature are presented. Age compositions of amphibian populations are discussed and their variations analysed.
authors.affiliation: N.K. Koltzov Institute of Developmental Biology, Russian Academy of Science, Moscow.
authors.forename: E M
authors.initials: EM
authors.lastname: Smirina
mesh_terms: D000365:Age Determination by Skeleton; D000375:Aging / Q000473:pathology*; D000663:Amphibians / Q000033:anatomy & histology* / Q000254:growth & development; D000818:Animals; D001001:Anura / Q000033:anatomy & histology; D001824:Body Constitution; D001842:Bone and Bones / Q000033:anatomy & histology; D005260:Female; D008136:Longevity; D008297:Male; D013045:Species Specificity; D014562:Caudata / Q000033:anatomy & histology