---
title: "Rocky Mountain Wood Tick"
description: "Dermacentor andersoni — Owady i pająki. Dermacentor andersoni, commonly known as the Rocky Mountain wood tick, is a hard tick, or member of the Ixodidae family, with three life stages including larvae, nymph, and finally adult, or, more entomologically, imago."
canonical: https://animalchecklist.com/pl/animal/rocky-mountain-wood-tick
last_updated: 2026-09-20
---

# Rocky Mountain Wood Tick

> Dermacentor andersoni — Owady i pająki. Dermacentor andersoni, commonly known as the Rocky Mountain wood tick, is a hard tick, or member of the Ixodidae family, with three life stages including larvae, nymph, and finally adult, or, more entomologically, imago.

- Scientific name: *Dermacentor andersoni*
- Category: `insects` (Owady i pająki)
- Habitats: `forest` (Las), `mountains` (Góry)
- iNaturalist observations: 1363
- Wikidata: [Q4298306](https://www.wikidata.org/wiki/Q4298306)
- iNaturalist taxon: [297285](https://www.inaturalist.org/taxa/297285)

## Names

- en: Rocky Mountain Wood Tick
- fr: Tique des Rocheuses

## Countries with the most observations

US (233), CA (205)

## Summary

Dermacentor andersoni, commonly known as the Rocky Mountain wood tick, is a hard tick, or member of the Ixodidae family, with three life stages including larvae, nymph, and finally adult, or, more entomologically, imago. This tick is generally located in the northwest United States and southwest Canada along the Rocky Mountains. This tick is generally a vector for Colorado tick fever, but can also be a vector for Rocky Mountain spotted fever and tularemia. During the larval and nymphal stages, the tick does not feed on humans, but during the adult stage, it will. Prevention of infections associated with these ticks…

Text: Wikipedia (en), CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Dermacentor_andersoni

## Photo

![Rocky Mountain Wood Tick](https://animalchecklist.com/img/animals/rocky-mountain-wood-tick/medium.jpg)

Photo: Megan Blackmore · CC0 · inaturalist — https://www.inaturalist.org/observations/203764064

## Machine access

`GET https://animalchecklist.com/api/v1/animals/rocky-mountain-wood-tick?lang=pl` — see [openapi.json](https://animalchecklist.com/openapi.json).