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Wildlife rutAnnual · summer

Bison Rut, Yellowstone

Two thousand pounds, bellowing.

Mid-July to August 2027SeasonMid-July to August 2027
Photo information

Bison Rut, Yellowstone

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Some attribution details are unavailable.
Known details

Stephen Pribut / CC BY-SA 3.0 (Wikimedia Commons)

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Mid-July to August 2027Season
Hayden & Lamar Valleys, Yellowstone, USAWhere it happens
~5,300bison in the 2025 park estimate
Viewing advice

25-yard minimum distance rule; rut gorings happen most years. Expect bison jams on the Canyon road.

The best time to see Bison Rut, Yellowstone in 2027 is Mid-July to August 2027. Timing status: Season.

In high summer the biggest wild bison herds in America converge on Hayden and Lamar Valleys, and the bulls spend August bellowing, wallowing, and facing off until the valleys disappear behind their dust. Watch from the car, at distance; they outrun tourists by a wide margin.

Bison Rut, Yellowstone: Bison Yellowstone Nationalpark (USA)
Photo information

Bison Rut, Yellowstone

Photo
Rico Meiner
Licence
CC0
Original
View source
Changes
Cropped

Where to see it

These are the spots that catch it best. Tap one to see what's worth a trip nearby.

Cosmic events during this window

Cosmic events that peak while this season is on, so one trip could catch both. Meteor showers show the moon, since a dark sky is what makes them.

Related natural events

More moments to explore.

Frequently asked questions

When is Bison Rut, Yellowstone 2027?

Bison Rut, Yellowstone 2027: Mid-July to August 2027.

Bison Rut, Yellowstone: Bison are bedded down in front of colorful aspen trees Colorful aspen trees and bison in Lamar Valley Keywords: vegetation; trees
Photo information

Bison Rut, Yellowstone

Photo
NPS
Licence
Public domain
Original
View source
Changes
Cropped