Herptiles

Crotaphytus collaris

Eastern Collared Lizard

Crotaphytus collaris (Say, 1822)

Basic info

Common names
  • Collared Lizard
  • Eastern Collared Lizard
Species nameCrotaphytus collaris
Scientific nameCrotaphytus collaris (Say, 1822)
Taxonomy
Animalia
Chordata
Squamata
Crotaphytidae
Crotaphytus collaris
Max SVL 5.2 inch

Further Reading

Temperatures & Season

Day time temperatures

Background summer25 - 32 °F
Background winter10 - 30 °F
Basking spot40 - 48 °F

Night time temperatures

Background summer20 - 26 °F
Background winter5 - 22 °F

Season

Winter treatmentsbrumation, hibernation
Photoperiod summer14 hours
Photoperiod winter10 hours

Microhabitats

Microhabitats are specific small habitats that an organism inhabits within its broader environment. These can vary greatly depending on the species and can give us insights into the preferred living conditions of each reptile. Understanding these microhabitats can be key to providing the correct care for these animals in captivity.

  • Rocks, crevices or burrows
    Rocks, crevices or burrows
  • Grassland or savanna
    Grassland or savanna

Ferguson Zones

Ferguson Zones are a way to classify the amount of UV light that reptiles are exposed to in their natural habitats. These zones help us understand and replicate their natural light conditions in captivity, promoting the health and wellbeing of the reptiles. Below, we detail the specific Ferguson Zones of the Chinese Water Dragon, along with recommendations for replicating these conditions

The Ferguson Zones in which the Eastern Collared Lizard has been placed has been chosen based upon an assessment of its typical basking behaviour and likely microhabitat in the wild.

3
Open or partial sun basker
UVI range avarage: 1-2.6, UVI max recorded: 2.9-7.4
4
'Mid-day' open sun baskers
UVI range avarage: 2.6-3.5, UVI max recorded: 4.5-9.5

Recommended lighting methods in captivity

Sunbeam method

This method uses the 'Max UVI Recorded' value as a guide for the upper limit of the UVB gradient in captivity. This maximum should be the highest level which a Eastern Collared Lizard can obtain at its closest approach to its UVB lamp. The highlighted area in the table below represents this range for the Eastern Collared Lizard.

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More in-depth information about Ferguson zones can be found here: https://jzar.org/jzar/article/view/150

Community collected distribution (17562 occurrences)

Biomes

These are the biomes the Eastern Collared Lizard was found in. Click here to learn more about terrestrial ecoregions and biomes.

  • Temperate Broadleaf and Mixed Forests
    Temperate Broadleaf and Mixed Forests

    Click here for more information

  • Te
    Temperate Coniferous Forests

    Click here for more information

  • Mo
    Montane Grasslands and Shrublands

    Click here for more information

  • Deserts and Xeric Shrublands
    Deserts and Xeric Shrublands

    Click here for more information

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References

  1. Baines, F.M., Chattell, J., Dale, J., Garrick, D., Gill, I., Goetz, M., Skelton, T. and Swatman, M. 2016. How much UVB does my reptile need? The UV-Tool, a guide to the selection of UV lighting for reptiles and amphibians in captivity. Journal of Zoo and Aquarium Research. 4, 1 (Jan. 2016), 42–63. DOI:https://doi.org/10.19227/jzar.v4i1.150.
  2. Crotaphytus collaris (Say, 1822) in GBIF Secretariat (2021). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org
  3. Say, T. In James, E. Account of an expedition from Pittsburgh to the Rocky Mountains, performed in the years 1819, ’20, by order of the Hon. J. C. Calhoun, Secretary of War, under the command of Major Stephen H. Long. Vol. 2.
  4. Blackwell, Publishing & Ltd, & Meiri, Shai. (2008). Evolution and ecology of lizard body sizes. Global Ecology and Biogeography. 17. 724-. 10.1111/j.1466-8238.2008.00414.x.
  5. iNaturalist. Available from https://www.inaturalist.org
This website is created by Jefrim Keijzer | All species