Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-upon-Tyne (1918) (14802460843)

Identifier: transactionsofna1821natu (find matches)

Title: Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-upon-Tyne

Year: 1867 (1860s)

Authors: Natural History Society of Northumberland, Durham, and Newcastle-upon-Tyne Tyneside Naturalists' Field Club

Subjects: Natural history Natural history Natural history

Publisher: Newcastle-upon-Tyne (etc.)

Contributing Library: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library

Digitizing Sponsor: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library

Text Appearing Before Image:

PLATE XXL—Fig 24. ¥ni\i oi Rosa arvcnsis (Synstyla:) Fig. 25. Fruit of hybrid R. coriifolia var. Lintoni x R. lutetiana November.Figs. 26, 27. Fruit of 7?, tomentosa just ripe. r TIIK ORNUS ROSA

Text Appearing After Image:

\ MISCELLANKA, igi? —1921 327 MISCELLANEA, igiy ^/g2i. High Mortality aiiiong Frogs. The extreme fluctuations of temperature in the early monthsof 1917 seem to have been the cause of the death of anabnormal number of frogs, Rana iemporaria, in a local pond.This tiny lakelet on the outskirts of Gateshead is of cement,only two yards by three, about one and a half feet deep, andsupplied with towns water controlled by a tap. It containsseveral plants in baskets or pots, and has mud at the bottom.The ordinary number of frogs to be seen in the pond duringsummer has been 15 to 20. Two gold-fish that have been inthe pond about three years survived the winter safely. When tlie severe frost gave towards the end of February,and the ice melted, several dead frogs were seen, and atintervals 54 dead were taken out of the pond. In ordinaryyears not more than three or four perish. Many of the deadfrogs had each a living male on its back tightly clasping it inthe usual conjugal embrace. The best opi

1867 books transactions of the natural history society of northumberland durham and newcastle upon tyne book illustrations botany horticulture agriculture natural history comparative zoology zoology fruit culture high resolution images from internet archive newcastle upon tyne united kingdom

1918

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