Wednesday, 3 June 2009

Birder's Bonus 50

House martins (Delichon urbica) have arrived to build their nests under the eaves of the Pavilion changing rooms of Swansea University. The poor birds used to be able to freely collect mud for construction from the sides of the dirt running track but, with the construction of the all-weather track, now have to search more widely.

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Wooden Tops 16. Hawthorn

As Hawthorn wood is strong and closely-grained, it's often used for carving. This wood is also employed to make tool handles, as well a...