Snakes, crows, and common grackles are known to eat green heron eggs. Raccoons eat nestlings. Adult birds may be preyed on by large birds of prey. Green herons remain vigilant to protect themselves from predators. They also utter warning calls when predators approach.
- raccoons (Procyon lotor)
- diurnal birds of prey (Falconiformes)
- snakes (Serpentes)
- American crows (Corvus brachyrhynchos)
- common grackles (Quiscalus quiscula)
Anti-predator Adaptations: cryptic
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