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is it related to similar outbreaks in china and denmark? >> i have a stellar conservative record that i am proud of. >> embattled new york congressman george santos facing the prospect of being the sixth u.s. house member ever to be expelled. are you reconsidering resigning? >> no, i am not. >> this is the greatest concentration of bald eagles anywhere on the planet. >> norah: and protecting an american symbol of freedom. meet the people hoping to save a national treasure. >> nothing exudes power like a bird of prey. [bald eagle chirping] ♪ ♪ >> norah: good evening to our viewers...

in more than 140 kids. is it related to similar outbreaks in china and denmark? >> i have a stellar conservative record that i am proud of. >> embattled new york congressman george santos facing the prospect of being the sixth u.s. house member ever to be expelled. are you reconsidering resigning? >> no i am not. >> this is the greatest concentration of bald eagles anywhere on the planet. >> norah: and protecting an american symbol of freedom. meet the people hoping to save a national treasure. >> nothing exudes power like a bird of prey. [chirping] ♪ ♪ >> norah: good evening, an...

Award winning Underwater Video and Photographer, Animal rescuer, ecosystem, scuba diving Instructor, Owner of Poseidon Dive Center Ao Nang Krabi Thailand, a passionate scuba diver I protect, defend and conserve the marine environment.

Freshwater crayfish are among the most endangered animal groups in the world. Appropriate management requires an understanding of sampling bias when assessing their distribution and abundance. We evaluated the effectiveness of a variety of sampling methods for detecting freshwater crayfish (genus Euastacus) in situ and potential biases towards individual-level traits associated with these methods. We also experimentally manipulated the presence of crayfish within opera house traps to determine the effects of trap residency on capture rate and the characteristics of crayfish approaching the tra...