Tom Ratz

Université du Québec à Montréal
Postdoctoral fellow candidate

Supervisor: Pierre-Olivier Montiglio
Start: 2021-04-26
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Social interactions: constraints or drivers of evolution?


Phenotypic plasticity, Individual differences, Behavior, Social interactions, Black widow spiders, Latrodectus hesperus, Resource abundance


1- The Saturniidae of Barro Colorado Island, Panama: A model taxon for studying the long-term effects of climate change?
Basset, Yves, Greg P.A. Lamarre, Tom Ratz, Simon T. Segar, Thibaud Decaëns, Rodolphe Rougerie, Scott E. Miller, Filonila Perez, Ricardo Bobadilla, Yacksecari Lopez, José Alejandro Ramirez, Annette Aiello, Héctor Barrios
2017 Ecology and Evolution

2- No evidence for parent–offspring competition in the burying beetle Nicrophorus vespilloides
Gray, Francesca E, Jon Richardson, Tom Ratz, Per T Smiseth
2018 Behavioral Ecology

3- Parental care buffers against effects of ambient temperature on offspring performance in an insect
Grew, Richard, Tom Ratz, Jon Richardson, Per T Smiseth,
2019 Behavioral Ecology

4- No evidence of sibling cooperation in the absence of parental care in Nicrophorus vespilloides
Magneville, Camille, Tom Ratz, Jon Richardson, Per T. Smiseth
2018 Evolution

5- Effects of Offspring and Parental Inbreeding on Parent-Offspring Communication
Mattey, Sarah N., Jon Richardson, Tom Ratz, Per T. Smiseth
2018 The American Naturalist

6- Interplay between age-based competitive asymmetries within the brood and direct competition between inbred and outbred offspring in a burying beetle
Miller, Mhairi, Tom Ratz, Jon Richardson, Per T. Smiseth
2019 Journal of Evolutionary Biology

7- Females adjust maternal hormone concentration in eggs according to male condition in a burying beetle
Paquet, Matthieu, Charline Parenteau, Lucy E. Ford, Tom Ratz, Jon Richardson, Frédéric Angelier, Per T. Smiseth
2020 Hormones and Behavior

8- The population determines whether and how life-history traits vary between reproductive events in an insect with maternal care
Ratz, Tom, Jos Kramer, Michel Veuille, Joël Meunier
2016 Oecologia

9- Male Assistance in Parental Care Does Not Buffer Against Detrimental Effects of Maternal Inbreeding on Offspring
Ratz, Tom, Elise Castel, Per T. Smiseth
2018 Frontiers in Ecology and Evolution

10- Flexible parents: joint effects of handicapping and brood size manipulation on female parental care in Nicrophorus vespilloides
Ratz, Tom, Per T. Smiseth
2018 Journal of Evolutionary Biology

11- Effects of inbreeding on behavioural plasticity of parent–offspring interactions in a burying beetle
Ratz, Tom, Anastasia Perodaskalaki, Jacob Moorad, Per T. Smiseth
2020 Journal of Evolutionary Biology

12- Parental responses to increasing levels of handicapping in a burying beetle
Ratz, Tom, Thomas W Nichol, Per T Smiseth,
2019 Behavioral Ecology

13- Offspring beg more toward larger females in a burying beetle
Ratz, Tom, Sophie Stenson, Per T Smiseth,
2020 Behavioral Ecology

14- Carry on caring: infected females maintain their parental care despite high mortality
Ratz, Tom, Katy M Monteith, Pedro F Vale, Per T Smiseth,
2021 Behavioral Ecology

15- Access to Resources Shapes Sex Differences Between Caring Parents
Ratz, Tom, Katerina Kremi, Lyndon Leissle, Jon Richardson, Per T. Smiseth
2021 Frontiers in Ecology and Evolution

16- The role of herbivorous insects and pathogens in the regeneration dynamics of Guazuma ulmifolia in Panama
Solé, Raphaële, Sofia Gripenberg, Owen T. Lewis, Lars Markesteijn, Héctor Barrios, Tom Ratz, Richard Ctvrtecka, Philip T. Butterill, Simon T. Segar, Mark A. Metz, Chris Dahl, Marleny Rivera, Karina Viquez, Wessley Ferguson, Maikol Guevara, Yves Basset
2019 Nature Conservation