Come and “Take” It: Whooping Cranes, Texas Water Rights, Endangered Species Act Liability, and Reconciling Ecological Scientific Testimony Within the Context of Proximate Causation

Tension between science and the law is a pervading feature of Endangered Species Act (ESA) jurisprudence. Incorporating the scientific discipline of ecology within the legal landscape presents distinct challenges, particularly in comparison with more traditional laboratory sciences. Within the realm of Endangered Species Act liability, the intricacies of nature exacerbate already complicated links of causation, challenging the ability to prove violations of the "take" prohibition. Because uncertainties permeate scientists ' ability to understand complex ecosystem processes, courts should rely on the overarching practicality of common law principles when reviewing ecological testimony.