Stage 3 : Selecting And Recording
In this stage i have to look though all the info I've got and choose the best bits
*By 1900, there was only one island where the robins were safe Little Mangere Island.
*the black robin was formerly widespread on a number of islands in the chathams before the predator CATS
*Old blue (a very famous black robin) died at the very advanced age of 13 in late 1983 or Early 1984
*Although the normal lifespan of 5-6 years old blue did not start breeding until she was 9 years old
*most black robins breed with the same mate for life but old blue switched mates in 1978
*in a desperate move to increase the black robins population old blues eggs were put in warblers and in tomtits nests
*in 1938 three ornithologists climbed little magere island to discover a thriving robin population
*size 15 cm males 25 g females 22 g
*most eggs are laid in October and November
*they only lay 2 eggs at time
*they feed on invertebrates like caterpillars spiders beetles
*robins nests are normaly made in hollow trees or old stumps
Saturday, March 13, 2010
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