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Abstract

Przez tysiące lat bursztyn wytyczał szlaki handlowe, był ozdobą, lekiem, środkiem płatniczym i magicznym. Pożądany i cenny aż do dziś służy nie tylko do wyrobu ozdób, ale stanowi owocujące w sensacyjne odkrycia pole działania dla biologów i paleontologów.
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Authors and Affiliations

Wiesław Krzemiński
Krystyna Nykiel
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Abstract

Studies on southern elephant seal (Mirounga leonina) were carried in Admiralty Bay (King George Island, South Shetland Islands) in summer 1978/1979. In the whole region of Bay the maximum number of 964 elephant seals was noticed on 5 Jan. 1979. The biggest nonbreeding colonies were observed in the mouth region of the Bay. In December the males made up 74% of the whole population, their number decreased to 17% in February. Most individuals belonged to the IV class of age (6—9 years old). Introductory observations of 24 h activity indicates four peaks of activity in the groups observed on the coast. The type of weather has influenced the activity of these groups and the frequency of descending to the sea.

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Authors and Affiliations

Wiesław Krzemiński
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Abstract

Over thousands of years, amber has been used for decoration and as a kind of currency, magical substance, and medical cure. Coveted to this very day, amber has now become more than just a pretty stone - it holds sensational secrets for biologists.
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Authors and Affiliations

Wiesław Krzemiński
Krystyna Nykiel

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