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Functional morphology of air-breathing fishes: A review
This review of the air-breathing fishes deals with morphology, histochemical analyses of respiratory membrane and muscles, morphometrics and...
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Limnology of a large, deep, North American terminal lake, Pyramid Lake, Nevada, U.S.A.
A surprisingly large portion (33%) of the earth’s total non-polar land area lies in arheic and endorheic regions (Fig. 22.1). Yet only 10% of North... -
Comparative analysis of the hyomandibula during respiration in anabantoid teleost fishes:Macropodus opercularis in relation toCtenopoma acutirostre andAnabas testudineus
The hyomandibula is an important element of the head and has been influenced in its structural features by different functions. It is roughly...
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Flora and fauna
Figure 11 depicts the growing and flowering seasons of the vascular plants that grew in the rice field during the year and illustrates the... -
Descriptions
Hagfishes belong to a very primitive and well-adapted group referred to as the cyclostomes, because of the circular suctorial mouth equipped with... -
Der Sauerstoff als ökologischer Faktor
Zur Aufrechterhaltung ihrer Lebensvorgänge muß von den Organismen dauernd Energie aufgewandt werden. Diese kann von den tierischen Lebewesen auf...