Escalated aggressive behaviour and facultative parental care in the nest building gladiator frog, Hyla faber

Escalated aggressive behaviour and facultative parental care in the nest building gladiator frog,... Escalated aggressive behaviour and facultative parental care in the nest building gladiator frog, Hyla faber Marcio Martins1,4, José P. Pombal, Jr.2, Célio F.B. Haddad3,5 1 Departamento de Zoologia, Instituto de Biociências, Universidade Estadual Paulista, Caixa Postal 199, 13506-900 Rio Claro, SP, Brazil 2 Departamento de Vertebrados, Museu Nacional, Quinta da Boa Vista, 20940-040 Rio de Janeiro RJ, Brazil 3 Museum of Vertebrate Zoology, University of California, Berkeley, California 94720, USA 4 Present address: Departamento de Ecologia Geral, Instituto de Biociências, Universidade de São Paulo, Caixa Postal 11461, 05422-970 São Paulo SP, Brazil 5 Permanent address: Departamento de Zoologia, I.B., Universidade Estadual Paulista, 13506-900 Rio Claro, SP, Brazil Abstract. Agonistic encounters and facultative parental care in Hyla faber were observed in two localities in southeastern Brazil. Maximum male density was 0.9 and 3.3 males/m2 in Campinas and Ribeirão Branco, respectively. Aggression was escalated and the highly variable aggressive calls were specific to each phase of the encounter. The last, more aggressive phases rarely occurred in Campinas; in Ribeirao Branco they occurred frequently. Male parental care (egg attendance) was common in Ribeirao Branco while it was never observed in Campinas. Egg attendance lasted one to two nights and was observed http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Amphibia-Reptilia Brill

Escalated aggressive behaviour and facultative parental care in the nest building gladiator frog, Hyla faber

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Publisher
Brill
Copyright
© 1998 Koninklijke Brill NV, Leiden, The Netherlands
ISSN
0173-5373
eISSN
1568-5381
D.O.I.
10.1163/156853898X00331
Publisher site
See Article on Publisher Site

Abstract

Escalated aggressive behaviour and facultative parental care in the nest building gladiator frog, Hyla faber Marcio Martins1,4, José P. Pombal, Jr.2, Célio F.B. Haddad3,5 1 Departamento de Zoologia, Instituto de Biociências, Universidade Estadual Paulista, Caixa Postal 199, 13506-900 Rio Claro, SP, Brazil 2 Departamento de Vertebrados, Museu Nacional, Quinta da Boa Vista, 20940-040 Rio de Janeiro RJ, Brazil 3 Museum of Vertebrate Zoology, University of California, Berkeley, California 94720, USA 4 Present address: Departamento de Ecologia Geral, Instituto de Biociências, Universidade de São Paulo, Caixa Postal 11461, 05422-970 São Paulo SP, Brazil 5 Permanent address: Departamento de Zoologia, I.B., Universidade Estadual Paulista, 13506-900 Rio Claro, SP, Brazil Abstract. Agonistic encounters and facultative parental care in Hyla faber were observed in two localities in southeastern Brazil. Maximum male density was 0.9 and 3.3 males/m2 in Campinas and Ribeirão Branco, respectively. Aggression was escalated and the highly variable aggressive calls were specific to each phase of the encounter. The last, more aggressive phases rarely occurred in Campinas; in Ribeirao Branco they occurred frequently. Male parental care (egg attendance) was common in Ribeirao Branco while it was never observed in Campinas. Egg attendance lasted one to two nights and was observed

Journal

Amphibia-ReptiliaBrill

Published: Jan 1, 1998

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