The Karroun Hill Nature Reserve is a 3097 km² nature reserve

Nature reserve

A nature reserve is a protected area of importance for wildlife, flora, fauna or features of geological or other special interest, which is reserved and managed for conservation and to provide special opportunities for study or research...

 in the Mid West region of Western Australia

Western Australia

Western Australia is a state of Australia, occupying the entire western third of the Australian continent. It is bounded by the Indian Ocean to the north and west, the Great Australian Bight and Indian Ocean to the south, the Northern Territory to the north-east and South Australia to the south-east...

, about 310 km north-east of Perth

Perth, Western Australia

Perth is the capital and largest city of the Australian state of Western Australia and the fourth most populous city in Australia. The Perth metropolitan area has an estimated population of almost 1,700,000....

.

Description

The reserve lies at an altitude of 300–480 m above sea level in pastoral farming

Pastoral farming

Pastoral farming is farming aimed at producing livestock, rather than growing crops. Examples include dairy farming, raising beef cattle, and raising sheep for wool. In contrast, mixed farming is growing of both crops and livestock on the same farm. Pastoral farmers are also known as graziers...

 country. It possesses extensive areas of intact woodland

Woodland

Ecologically, a woodland is a low-density forest forming open habitats with plenty of sunlight and limited shade. Woodlands may support an understory of shrubs and herbaceous plants including grasses. Woodland may form a transition to shrubland under drier conditions or during early stages of...

 and shrubland

Shrubland

Shrubland, scrubland, scrub or brush is a plant community characterized by vegetation dominated by shrubs, often also including grasses, herbs, and geophytes. Shrubland may either occur naturally or be the result of human activity...

 lost from much of the adjacent Western Australian wheatbelt through clearing for agriculture

Land clearing in Australia

Land clearing in Australia describes the removal of native vegetation and deforestation and in Australia. Land clearing involves the removal of native vegetation and habitats, including the bulldozing of native bushlands, forests, savannah, woodlands and native grasslands and the draining of...

. The eucalypt

Eucalypt

Eucalypts are woody plants belonging to three closely related genera:Eucalyptus, Corymbia and Angophora.In 1995 new evidence, largely genetic, indicated that some prominent Eucalyptus species were actually more closely related to Angophora than to the other eucalypts; they were split off into the...

-mulga line crosses the reserve, delineating the boundary between arid

Desert climate

A desert climate , also known as an arid climate, is a climate that does not meet the criteria to be classified as a polar climate, and in which precipitation is too low to sustain any vegetation at all, or at most a very scanty scrub.An area that features this climate usually experiences less than...

 wattle

Acacia

Acacia is a genus of shrubs and trees belonging to the subfamily Mimosoideae of the family Fabaceae, first described in Africa by the Swedish botanist Carl Linnaeus in 1773. Many non-Australian species tend to be thorny, whereas the majority of Australian acacias are not...

-dominated, and temperate eucalypt-dominated, botanical regions. The vegetation consists mainly of York

Eucalyptus loxophleba

Eucalyptus loxophleba, commonly known as York gum, is a species of Eucalyptus which is endemic to Western Australia. It was first described by George Bentham in 1867....

 and Salmon Gum

Eucalyptus salmonophloia

Eucalyptus salmonophloia or the Salmon Gum is an evergreen tree native to Western Australia.Other names of this species include Wuruk or Woonert.- Habit :...

 woodland

Woodland

Ecologically, a woodland is a low-density forest forming open habitats with plenty of sunlight and limited shade. Woodlands may support an understory of shrubs and herbaceous plants including grasses. Woodland may form a transition to shrubland under drier conditions or during early stages of...

s and dense Acacia

Acacia

Acacia is a genus of shrubs and trees belonging to the subfamily Mimosoideae of the family Fabaceae, first described in Africa by the Swedish botanist Carl Linnaeus in 1773. Many non-Australian species tend to be thorny, whereas the majority of Australian acacias are not...

thickets.

Birds

The land protected by the reserve has been identified by BirdLife International

BirdLife International

BirdLife International is a global Partnership of conservation organisations that strives to conserve birds, their habitats and global biodiversity, working with people towards sustainability in the use of natural resources...

 as an Important Bird Area

Important Bird Area

An Important Bird Area is an area recognized as being globally important habitat for the conservation of bird populations. Currently there are about 10,000 IBAs worldwide. The program was developed and sites are identified by BirdLife International...

 (IBA) because it supports populations of the vulnerable

Vulnerable species

On 30 January 2010, the IUCN Red List of Threatened Species identified 9694 Vulnerable species, subspecies and varieties, stocks and sub-populations.-References:...

 Malleefowl

Malleefowl

The Malleefowl is a stocky ground-dwelling Australian bird about the size of a domestic chicken...

, Regent Parrot

Regent Parrot

The Regent Parrot is a bird of the parrot family . It has predominantly yellow plumage with a green tail. The bird is found primarily in eucalyptus groves and other wooded areas of subtropical southwestern Australia, as well as to a smaller area of subtropical and temperate southeastern Australia...

s, Rufous Treecreeper

Rufous Treecreeper

The Rufous Treecreeper is a species of bird in the Climacteridae family.It is endemic to Australia.Its natural habitats are temperate forests and subtropical or tropical moist lowland forests.-References:...

s, and Western Yellow Robin

Western Yellow Robin

The Western Yellow Robin is a species of bird in the Petroicidae family. It is endemic to Australia, and sometimes known overseas as the Grey-breasted Robin....

s.