Egg Size Versus Clutch Size: Variation and Trade-off in Reproductive Output of Rana dalmatina and R. temporaria in a Pond near Bonn (Germany)

K. Weddeling, G. Bosbach, M. Hachtel, U. Sander, P. Schmidt, D. Tarkhnishvili


amphibians; Rana dalmatina; Rana temporaria; reproduction; egg size; clutch size; fecundity; trade-off; Germany

Full Text:



Hemmer H. and Kadel K. (1971), «Untersuchungen zur Laichgröße nebst Bemerkungen zur Populationsdynamik der Kreuzkröte (Bufo calamita Laur.) und der Wechselkröte (Bufo viridis Laur.)», Zool. Beitr., 17, 327 – 336.

Kleinenberg S. E. and Smirina E. M. (1969), «A contribution to the method of age determination in amphibians», Zool. Zh., 48, 1090 – 1094 [in Russian].

Kuhn J. (1994), «Lebensgeschichte und Demographie von Erdkrötenweibchen Bufo bufo bufo (L.)», Zeitsch. Feldherpetol., 1(1/2), 3 – 89.

Lüddecke H. (2002), «Variation and trade-off in reproductive output of the Andean frog Hyla labialis», Oecologia, 130, 403 – 410.



  • There are currently no refbacks.

You can subscribe to the print or electronic version of the journal on the site of EastView Company. If you have any questions, please write to the email