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FAUNA

a look at Entwood's diverse animal life

SPECIES LIST

A list of fauna and flora species observed thus far at Entwood, with further detailed information and images linked to courtesy of Ellura Sanctuary

MAMMALS

Our smallest species count of any class are of Mammals (Mammalia), with 6 native species being observed at Entwood.

WOMBATS

The Southern Hairy-nosed Wombat (Lasiorhinus latifrons)

The importance of habitat protection and Sanctuary status are no better demonstrated than in the case of the Southern Hairy-nosed Wombat. This species is extremely dependent on its burrow for survival. The burrow provides security and the ability for the animal to survive the extremes of an arid environment.

The importance of habitat protection and Sanctuary status are no better demonstrated than in the case of the Southern Hairy-nosed Wombat. This species is extremely dependent on its burrow for survival. The burrow provides security and the ability for the animal to survive the extremes of an arid environment. This is achieved by temperature and humidity being maintained at ideal levels in the underground burrows, enabling the animals to conserve body moisture and energy. They usually emerge only at night, when temperatures are lower, to feed on high fibre, low nutrition grass. They often dig extensive warren systems of many interconnected burrows, containing up to a dozen individual wombats.

They have suffered greatly in the last 175 years from human interferences such as:

  • Habitat destruction
  • Loss of pasture to introduced grazing stock
  • Feral plants (weeds) replacing their natural food source
  • Competition with feral animals
  • Roads
  • Fences and
  • Deliberate culling of their population
Their current population fluctuates depending on seasonal conditions. For example, it requires three years of effective rainfall for there to be a recruitment of the population. This is mainly because the young cannot digest the high fibre diet until their third year and rely on greenpick until then. The species is therefore considered vulnerable because of the threats relating to climate change. To counter these threats there has been a considerable increase in the protected area set aside for their conservation, over the last 30 years, in the Murraylands. We hope this leads to their survival in perpetuity. All our efforts at Entwood, along with neighbouring Sanctuaries, have been directed at providing safe, natural habitat.

Western Grey Kangaroo

(Macropus fuliginosus)

The most commonly observed kangaroo on the Sanctuary, Western Greys are gentle herbivores that occupy the equivalent ecological niche of deer in the northern hemisphere. Females are thought to have a home range of approximately three square miles, whilst males roam over a ten square mile range. However, unlike wombats, they are more capable of moving to more favourable pasture in times of drought and have been known to cover 100 kilometres in a day.

Numbers vary on the Sanctuary and seem to fluctuate up to about 20% according to seasonal conditions. Even in good seasons we have never observed huge increases in population and numbers always seem to stay in balance with the environment. Small mobs appear to be resident here, to the extent that some individuals can be recognised on a regular basis and are quite tolerant of our presence.

RED KANGAROO

(Macropus rufus)

This species is less common on Entwood and more nomadic in behaviour. They are magnificent to observe in the wild with males growing 60 to 80 kgs in weight and standing several metres in height. Females, and some males, are not red coloured but blue/grey and are known as blue fliers. Reds are generally more skittish than Greys, hopping away if they sight us and we rarely get to identify individuals.

ECHIDNA

(Tachyglossus aculeatus)

Nocturnal, ant and termite eaters, these creatures of ancient lineage are common on the Sanctuary, but rarely seen. Most sightings are in late Winter or Spring during their mating season. They are relatively safe, with their coat of spines, but are susceptible to attack by stray dogs.

Again habitat destruction has had a massive impact on their natural numbers, along with insecticides, etc.

Yellow-footed Antechinus

(Antechinus flavipes)

It was in the early 1990s that we discovered the Yellow-footed Antechinus. We first thought we had found a baby rat but soon realised our mistake. It was exciting to know that these creatures still existed here and subsequent sightings have confirmed their survival. They depend on seasonal supplies of insects and are believed to be at risk due to climate change impacting on that supply.

Goulds Wattled Bat

(Chalinolobus gouldii)

When Lenny was a toddler he thought he saw a crab crawling up the wall in his room. It turned out to be a microbat, a Goulds Wattled Bat; one of six or more of its kind that we are reliably assured we can expect to find on the Sanctuary. They are often observed hunting during early evening. Hollow trees play an important role in the lives of these creatures, providing secure sleeping quarters for their daytime rest.

REPTILES

Lizards, skinks, legless lizards, dragons, geckos, snakes and a monitor make up 26 species that can be found on the Sanctuary. One of the most often seen is the Sleepy Lizard (Tiliqua rugosa) which are long lived, well over 20 years, mate for life and give birth to live young. Even after more than 30 years we are still finding new species of reptiles; two new species discovered in the last 18 months.

BIRDS

Entwood’s largest species count of any class are of Birds (Aves), with 117 native species being observed on the Sanctuary. Of the sedentary species observed here, many are fiercely territorial. Consequently, sightings of exotic species are rare and they never establish themselves here. Some species are transient, such as water birds that pass through on their way to and from the Murray River, sometimes stopping to rest. Other species are nomadic and we see them come and go as the seasons change. Some species are infrequent. For example Crimson Chat (Ephthianura tricolor) and Ground Cuckoo-shrike (Pteropodocys maxima) have only been observed twice in over 30 years; both after major rain events. Others are locally uncommon/rare such as the Chestnut Quailthrush (Cinclosoma castanotum) and the Southern Scrub-Robin (Drymodes brunneopygia)