Anuran Behavioral Ecology


Peer-Reviewed Publications
Book Chapters
Non-Peer-Reviewed Publications


Peer-Reviewed Publications
green treefrog
Höbel, G. 2011. Variation in signal timing behavior: Implications for male attractiveness and sexual selection. Behavioral Ecology and Sociobiology 65: 1283-1294. download PDF

Höbel, G. 2011. Green Tree Frog. Cannibalism and Defensive Posture. Herpetological Review 42(1):85-86. download PDF

Female phonotaxis

Höbel, G. 2010. Interaction between signal position and signal feature preferences: causes and implications for sexual selection. Animal Behaviour 79: 1257-1266. download PDF


Höbel, G & A. Slocum. 2010. Green Tree Frog. Abnormal Vocal Sac. Herpetological Review 41(3): 335-336. download PDF

Hyla cinerea male

Höbel, G. & Gerhardt, H. C. 2007. Sources of Selection on Signal Timing in a Treefrog. Ethology. 113:973-982. write me if you want a PDF

Neoconocephalus katydid
Höbel, G. & Schul, J. 2007. Listening for males and bats: spectral processing in the hearing organ of Neoconocephalus bivocatus (Orthoptera: Tettigoniidae). Journal of Comparative Physiology A. 193:917-925. download PDF
Dendrobates pumilio
Pröhl, H., S. Hagemann, J. Karsch & G. Höbel. 2007. Geographic Variation in Male Sexual Signals in Strawberry Poison Frogs (Dendrobates pumilio). Ethology. 113:825-837. write me if you want a PDF
Hyla cinerea calling
Robillard, T., G. Höbel & H. C. Gerhardt. 2006. Evolution of advertisement signals in North American hylid frogs: Vocalizations as end-products of calling behavior. Cladistics. 22:533-545.
download PDF
Female phonotaxis
Gerhardt, H. C. & G. Höbel. 2005. Mid-frequency suppression in the green treefrog (Hyla cinerea): implications for the evolution of acoustic communication. Journal of Comparative Physiology A: 191:707-714. download PDF
Green Frog mating with Bullfrog
Höbel, G. 2005. Rana clamitans (Green Frog) and Rana catesbeiana (American Bullfrog). Reproduction. Herpetological Review, 36(4):439-440. download PDF
Eleutherodactylus fitzingeri
Höbel, G. 2005. On the Acoustic Communication System of Eleutherodactylus fitzingeri (Anura: Leptodactylidae). Herpetological Review 36(3):242-244. download PDF
Pickerel Frog mating with Salamander
Höbel, G. 2005. Rana palustris and Ambystoma maculatum. Reproductive behavior. Herpetological Review 36(1):55-56. download PDF
Hyla gratiosa
Höbel, G. & Gerhardt, H. C. 2003. Reproductive character displacement in the communication system of green treefrogs (Hyla cinerea). Evolution 57: 894-904. download PDF
Hyla rosenbergi
Höbel, G. 2000. Reproductive Ecology of Hyla rosenbergi in Costa Rica. Herpetologica. 56(4): 446-454. download PDF
lutch of Hyla rosenberi
Höbel, G. 1999. Facultative nest construction in the gladiator frog Hyla rosenbergi (Anura: Hylidae). Copeia, 1999(3): 796-800. download PDF
Eleutherodactylus fitzingeri
Höbel, G. 1999. Notes on the natural history and habitat use of Eleutherodactylus fitzingeri (Anura: Leptodactylidae). Amphibia-Reptilia 20:65-72. download PDF
Book Chapters back to top
Golfo Dulce Book Jacket
The following chapters from the book " Natural and Cultural History of the Golfo Dulce Region, Costa Rica".
Parrot Snake
Höbel, G. 2008. The Amphibians and Reptiles of the Golfo Dulce Region. In: Natural and Cultural History of the Golfo Dulce Region, Costa Rica. download PDF
Hyla rosenbergi

Höbel, G. 2008. Plasticity and Geographic Variation in the Reproductive Ecology of Gladiator Frogs, particularly Hypsiboas rosenbergi. In: Natural and Cultural History if the Golfo Dulce Region, Costa Rica. download PDF

Non-Peer-Reviewed Publications (deutsch + english) back to top
Dendrobates pumilio from San Cristobal Island

Höbel, G. 2007. Treasure Islands – Looking for Poison Arrow Frogs at Bocas del Toro Archipelago, Panama. Reptiles Magazine 2007(3):80-87.

Pool Frog

Höbel, G. 2006. The Amphibians of Germany. Reptiles Magazine 2006(12):44-53.

Hyla rosenbergi

Höbel, G. 2006. Der Gladiatorfrosch. DATZ 59(2): 54-56.

Dwarf Clawed Frogs

Höbel, G. 2005.: Keeping Dwarf Clawed Frogs. Tropical Fish Hobbyist 2005(9):96-100.

Longear Sunfish

Höbel, G. 2005.: Prächtiger Nordamerikaner - Der Grossohr Sonnenbarsch. DATZ 58(7):60-63.

Orangethroat Darter

Höbel, G. 2005. Der Orangekehl Springbarsch – ein empfehlenswerter Kaltwasserfisch aus Nordamerika. Aquaristik Aktuell 2005(2):61-64.

Agalychnis pair

Höbel, G. 2004. Fortpflanzungsstrategien der Froschlurche Costa Ricas. Teil I. DATZ 57(7):38-42. read article online (german)

Agalychnis clutch
Höbel, G. 2004. Fortpflanzungsstrategien der Froschlurche Costa Ricas. Teil II. DATZ 57(8):24-28.
Glass Frog
Höbel, G. 2003. Glasfrösche – zarte Juwelen des Regenwalds. DATZ 56(7):6-9. read article online (german) other link (german)
Dwarf Clawed Frog Pair

Höbel, G. 2002. Zwergkrallenfrösche im Aquarium. DATZ 55(5): 58-59.

Dendrobates pumilio from Colon Island

Höbel, G. 1999. Die Zwergbaumsteiger des Bocas-del-Toro-Archipels. DATZ 52(1): 42-46.

link to UWM Department of Biological Sciences link to UWM webpate