In a study published in the January 2015 issue of The American Naturalist, Gustavo A. Londoño, Duván Garcia, and Manuel Sánchez Martínez report a novel nesting strategy observed in a tropical lowland bird that inhabits an area with very high losses to nest predators. How can tropical birds cope with the high rates of nest […]
Tag: Predation
Could sleeper sharks be preying on protected Steller sea lions?
Pacific sleeper sharks, a large, slow-moving species thought of as primarily a scavenger or predator of fish, may be preying on something a bit larger – protected Steller sea lions in the Gulf of Alaska. A new study found the first indirect evidence that this cold-blooded shark that can grow to a length of more […]
Miss Blue-tailed – dinner’s ready!!
Prédation chez les libellules: Ishcnure élégante “casse la croûte” de bébé portecoupe! Ishnure elegans VS Enallagma cyathigerum Non, rien de barbare dans cette scène parfaitement normale dans le monde des odonates où une libellule en mange une autre! Les Agrions portecoupes sont extrêment nombreux et sont donc souvent et facilement prédatés, par d’autres odonates entre […]