Natural History Calendar

Mammals

Mink in snow

Mink

Mink breeding season.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Late February through Early April)

River otter in grass

River Otter

River otter born.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Late February through Early April)

Skunk walking on ground

Striped Skunk

Striped skunk breeding season.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Late February through Mid-April)

Badger looking out over mound

Badger

Badger young are born.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Early March through Late April)

Coyote in badlands

Coyote

Coyote pups are born.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Early March through Late May)

Fisher standing in snow

Fisher

Fisher born.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Early March through Early April)

Marten by tree in snow

American Marten

American Marten born.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Mid-March through Early April)

Long-tailed weasel in grass

Long-Tailed Weasel

Long-tailed weasels born.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Mid-March through Early April)

Bobcat cub in tree

Bobcat

Bobcat born.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Late March through Mid-May)

Fisher in tree

Fisher

Fisher breeding season (embryos delay implantation and development for 10 months).

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Late March through Late April)

Richardson's ground squirrel in grass

Richardson's Ground Squirrel

Richardson's ground squirrels emerge from hibernation.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Late March through Early April)

Coyote Pup at Den Entrance

Coyote

Coyote pups are emerging from dens.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Early April through Early June)

River otter in grass

River Otter

River otter breeding season (embryos delay implantation for 8-9 months.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Early April through Late April)

Young bison beside mom

Bison

Bison calves born (~45 lbs at birth).

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Mid-April through Late May)

Mink on rock with green grass behind

Mink

Mink breeding season.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Mid-April through Late May)

Young raccoon looking out of tree hole

Raccoon

Raccoon young are born.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Mid-April through Late May)

2 young ewes tussling

Bighorn Sheep

Bighorn sheep lambs born (~8-10 lbs at birth).

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Late April through Early June)

Birds

Snow bunting group in snow

Snow Bunting

Snow buntings depart for northern breeding grounds.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Early March through Early April)

Canada geese standing in grass

Canada Geese

Canada geese spring migration.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Mid-March through Mid-May)

Three male and one female red heads flying

Ducks

Duck spring migration.

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(Mid-March through Mid-May)

Sage grouse male displaying

Sage Grouse

Sage grouse breeding season (peaks in late April).

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(Mid-March through Mid-May)

Sharptails on a lek

Sharp-Tailed Grouse

Sharp-tailed grouse breeding season (peaks in mid-April).

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Mid-March through Mid-May)

Snow goose flock - some flying, some standing on ice

Snow Geese

Snow geese spring migration.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Mid-March through Mid-April)

Meadowlark singing on clump of dried vegetation

Western Meadowlark

Western meadowlarks return to North Dakota.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Mid-March through Early April)

Bald eagle on nest

Bald Eagle

Bald eagle eggs hatching.

Graphical depiction of the time range for this entry (see next paragraph for the text depiction).

(Late March through Mid-April)

Two male pheasants fighting

Ring-Necked Pheasant

Ring-necked pheasants males are crowing.

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(Early April through Early June)

Ruffed Grouse Drumming

Ruffed Grouse

Ruffed grouse are drumming.

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(Early April through Late May)

Long-billed curlew on muddy wetland edge

Long-Billed Curlew

Long-billed curlews return to North Dakota.

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(Mid-April through Late April)

Male turkey displaying

Wild Turkey

Wild turkey breeding season.

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(Mid-April through Late May)

American bittern walking through dry reeds

American Bittern

American bittern return to North Dakota from their wintering grounds.

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(Mid-April through Mid-May)

Snow bunting group in snow (Adobe stock)

Snow Bunting

Snow buntings come to the state to overwinter.

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(Mid-October through Early April)

Female snowy owl flying over snow

Snowy Owl

Snowy owls may be found overwintering in the state.

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(Late October through Early May)

Plants

Crocus with dew on it

Prairie Crocus

Prairie crocus begin blooming.

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(April)