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Feral Cats Are An Invasive Species in North America (and elsewhere)

10,000 Birds

Just as the ranger was telling us that we might see wild cats – well, not wild cats, but rather, Wildcats , the wild version of the domestic cat, Felis silvestris lybica , one of those cats popped its head out of the brush about 50 feet beyond her. The most interesting thing about this cat was lack of kitty-cat-ness.

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Pied Oystercatchers and Sand Goannas

10,000 Birds

We have often suspected that the Sand Goannas would steal eggs as a food source from the Pied Oystercatcher nests if they found them. The two pairs should have been close to hatching their eggs from their first clutch. The pair of Pied Oystercatchers to the north have now laid a second clutch of two more eggs.

Eggs 262
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Pied Oystercatcher nesting

10,000 Birds

There are sixteen pairs of Pied Oystercatchers and they have varying success at raising young birds. To the north they are very unlucky with predation before the eggs even hatch out, but to the south the eggs hatch out and then the predation occurs on the chicks.

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Construction of a Pied Oystercatcher nest

10,000 Birds

One of our male Pied Oystercatchers has been marked with an engraved leg flag “A1” and was one of the first pairs to lay eggs this season. Sadly the two chicks did not survive very long at all and the pair of Pied Oystercatchers were soon getting ready to lay more eggs. “A1” Preparing another nest site.

Eggs 110
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Pied Oystercatcher breeding season starts early!

10,000 Birds

Traditionally since 2000 we have encountered our first Pied Oystercatcher eggs in the first week of July, but this year one pair have decided to start laying eggs early! Sadly they have already lost one clutch of eggs to predation, so by July 1st this year they are on their second clutch. Pied Oystercatcher nest.

Breeding 100
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Pied Oystercatcher broken wing display

10,000 Birds

The first eggs are laid during the first week of July each year and if these eggs fail to hatch or the chicks are lost they will lay further eggs within a few weeks. Sadly a lot of eggs are lost to feral cats and chicks are sometimes taken by birds of prey. Nest site with 3 eggs-one white!

2002 166
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Australia’s extinct and threatened bird species

10,000 Birds

Rats arrived on ships and cats, foxes and rabbits were all introduced and they were all detrimental to the bird population. Foxes have also been known to take their eggs and there are now numerous local groups who endeavour to help the populations of Hooded Plovers along their local coastlines.

Species 176