Morphometric variation in wolves and golden jackal in India (Mammalia, Carnivora)

Species of Canis (Carnivora, Canidae) have similar morphology and distinguishing sympatric species is challenging. We present data on morphometry of skull, body and hair of three wild Canis species that occur in India, which include two wolves (Indian wolf, Canis lupus pallipes; and Himalayan wolf,...

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Main Authors: Yellapu Srinivas, Yadvendradev Jhala
Format: Article
Language:English
Published: Pensoft Publishers 2021-08-01
Series:Biodiversity Data Journal
Subjects:
Online Access:https://bdj.pensoft.net/article/67677/download/pdf/
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author Yellapu Srinivas
Yadvendradev Jhala
author_facet Yellapu Srinivas
Yadvendradev Jhala
author_sort Yellapu Srinivas
collection DOAJ
description Species of Canis (Carnivora, Canidae) have similar morphology and distinguishing sympatric species is challenging. We present data on morphometry of skull, body and hair of three wild Canis species that occur in India, which include two wolves (Indian wolf, Canis lupus pallipes; and Himalayan wolf, Canis himalayensis) and the golden jackal (Canis aureus). A total of 20 cranial and six body measurements and microscopic characteristics of guard hair were analysed, using multivariate ordination to differentiate between species. Cranial measures of the Himalayan wolves were found to be the largest followed by Indian wolves and golden jackals. However, many measures overlapped amongst the three species. Two Principal Components each, for body measures and cranial measures, explained 86 and 91% of the variation in the data, respectively. These Components discriminated the two wolves from golden jackals, but could not distinguish between wolves. Hair medullary patterns were simple and wide type, whereas hair cuticular patterns showed crenate scale margins, near scale distance and irregular wavey scale patterns for all Canis taxa and were not useful to distinguish species. Data reported in this study further contribute to the existing global data on wild canids for a holistic understanding of the variation within the genus and show that distinguishing between all sympatric species from morphology alone may not be possible.
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spelling doaj.art-7428ad093d86452d8c4d6f16a2ba28e72022-12-22T02:41:26ZengPensoft PublishersBiodiversity Data Journal1314-28282021-08-01911410.3897/BDJ.9.e6767767677Morphometric variation in wolves and golden jackal in India (Mammalia, Carnivora)Yellapu Srinivas0Yadvendradev Jhala1Wildlife Institute of IndiaWildlife Institute of IndiaSpecies of Canis (Carnivora, Canidae) have similar morphology and distinguishing sympatric species is challenging. We present data on morphometry of skull, body and hair of three wild Canis species that occur in India, which include two wolves (Indian wolf, Canis lupus pallipes; and Himalayan wolf, Canis himalayensis) and the golden jackal (Canis aureus). A total of 20 cranial and six body measurements and microscopic characteristics of guard hair were analysed, using multivariate ordination to differentiate between species. Cranial measures of the Himalayan wolves were found to be the largest followed by Indian wolves and golden jackals. However, many measures overlapped amongst the three species. Two Principal Components each, for body measures and cranial measures, explained 86 and 91% of the variation in the data, respectively. These Components discriminated the two wolves from golden jackals, but could not distinguish between wolves. Hair medullary patterns were simple and wide type, whereas hair cuticular patterns showed crenate scale margins, near scale distance and irregular wavey scale patterns for all Canis taxa and were not useful to distinguish species. Data reported in this study further contribute to the existing global data on wild canids for a holistic understanding of the variation within the genus and show that distinguishing between all sympatric species from morphology alone may not be possible.https://bdj.pensoft.net/article/67677/download/pdf/canidscraniumhairforensicsPrincipal Compon
spellingShingle Yellapu Srinivas
Yadvendradev Jhala
Morphometric variation in wolves and golden jackal in India (Mammalia, Carnivora)
Biodiversity Data Journal
canids
cranium
hair
forensics
Principal Compon
title Morphometric variation in wolves and golden jackal in India (Mammalia, Carnivora)
title_full Morphometric variation in wolves and golden jackal in India (Mammalia, Carnivora)
title_fullStr Morphometric variation in wolves and golden jackal in India (Mammalia, Carnivora)
title_full_unstemmed Morphometric variation in wolves and golden jackal in India (Mammalia, Carnivora)
title_short Morphometric variation in wolves and golden jackal in India (Mammalia, Carnivora)
title_sort morphometric variation in wolves and golden jackal in india mammalia carnivora
topic canids
cranium
hair
forensics
Principal Compon
url https://bdj.pensoft.net/article/67677/download/pdf/
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