Filial cannibalism in rainbow boas (Epicrates cenchria and E. assisi)
Cannibalism, or intraspecific predation, refers to the practice in which an individual completely or partially consumes another conspecific. Filial cannibalism occurs when parents consume their own offspring, whether they are alive or stillborn. This study describes filial cannibalism behavior in ju...
Saved in:
| Main Authors: | , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
Elsevier
2024-01-01
|
| Series: | Theriogenology Wild |
| Subjects: | |
| Online Access: | http://www.sciencedirect.com/science/article/pii/S2773093X24000424 |
| Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
| _version_ | 1850060980874117120 |
|---|---|
| author | Gabriela Ramos Tiago de Oliveira Lima Selma Maria de Almeida-Santos |
| author_facet | Gabriela Ramos Tiago de Oliveira Lima Selma Maria de Almeida-Santos |
| author_sort | Gabriela Ramos |
| collection | DOAJ |
| description | Cannibalism, or intraspecific predation, refers to the practice in which an individual completely or partially consumes another conspecific. Filial cannibalism occurs when parents consume their own offspring, whether they are alive or stillborn. This study describes filial cannibalism behavior in just one female of each species, Amazon rainbow boa (Epicrates cenchria) and the Caatinga rainbow boa (E. assisi). We observed that female E. cenchria and E. assisi only consumed atretic eggs. A female E. cenchria consumed two out of the eight atretic eggs she delivered, while sparing the four neonates and the only stillborn fetus in her litter. A female E. assisi consumed two out of the four atretic eggs and attempted to ingest the amniotic sacs and liquid yolk throughout the entire observation, sparing two neonates. This is the first documented record of such behavior in E. assisi. |
| format | Article |
| id | doaj-art-dfcd0c87562e4e56b03b5c6125ba5b8d |
| institution | DOAJ |
| issn | 2773-093X |
| language | English |
| publishDate | 2024-01-01 |
| publisher | Elsevier |
| record_format | Article |
| series | Theriogenology Wild |
| spelling | doaj-art-dfcd0c87562e4e56b03b5c6125ba5b8d2025-08-20T02:50:25ZengElsevierTheriogenology Wild2773-093X2024-01-01510011110.1016/j.therwi.2024.100111Filial cannibalism in rainbow boas (Epicrates cenchria and E. assisi)Gabriela Ramos0Tiago de Oliveira Lima1Selma Maria de Almeida-Santos2Laboratory of Ecology and Evolution, Instituto Butantan, Avenida Vital Brazil, 1500, Butantã, São Paulo, SP 05503-900, Brazil; Corresponding author.Jiboias Brasil Commercial Breeding Center, Rua Contagem, 20B, Betim, MG 32670-402, BrazilLaboratory of Ecology and Evolution, Instituto Butantan, Avenida Vital Brazil, 1500, Butantã, São Paulo, SP 05503-900, BrazilCannibalism, or intraspecific predation, refers to the practice in which an individual completely or partially consumes another conspecific. Filial cannibalism occurs when parents consume their own offspring, whether they are alive or stillborn. This study describes filial cannibalism behavior in just one female of each species, Amazon rainbow boa (Epicrates cenchria) and the Caatinga rainbow boa (E. assisi). We observed that female E. cenchria and E. assisi only consumed atretic eggs. A female E. cenchria consumed two out of the eight atretic eggs she delivered, while sparing the four neonates and the only stillborn fetus in her litter. A female E. assisi consumed two out of the four atretic eggs and attempted to ingest the amniotic sacs and liquid yolk throughout the entire observation, sparing two neonates. This is the first documented record of such behavior in E. assisi.http://www.sciencedirect.com/science/article/pii/S2773093X24000424BoidaeFilial cannibalismEpicratesReproductionSquamata |
| spellingShingle | Gabriela Ramos Tiago de Oliveira Lima Selma Maria de Almeida-Santos Filial cannibalism in rainbow boas (Epicrates cenchria and E. assisi) Theriogenology Wild Boidae Filial cannibalism Epicrates Reproduction Squamata |
| title | Filial cannibalism in rainbow boas (Epicrates cenchria and E. assisi) |
| title_full | Filial cannibalism in rainbow boas (Epicrates cenchria and E. assisi) |
| title_fullStr | Filial cannibalism in rainbow boas (Epicrates cenchria and E. assisi) |
| title_full_unstemmed | Filial cannibalism in rainbow boas (Epicrates cenchria and E. assisi) |
| title_short | Filial cannibalism in rainbow boas (Epicrates cenchria and E. assisi) |
| title_sort | filial cannibalism in rainbow boas epicrates cenchria and e assisi |
| topic | Boidae Filial cannibalism Epicrates Reproduction Squamata |
| url | http://www.sciencedirect.com/science/article/pii/S2773093X24000424 |
| work_keys_str_mv | AT gabrielaramos filialcannibalisminrainbowboasepicratescenchriaandeassisi AT tiagodeoliveiralima filialcannibalisminrainbowboasepicratescenchriaandeassisi AT selmamariadealmeidasantos filialcannibalisminrainbowboasepicratescenchriaandeassisi |