Dr Ari Friedlaender, from Oregon State University, is tagging whales to get a picture of what a day in the life of a whale is like – helping them to understand feeding patterns, social lives...
Clint Epps, a wildlife biologist at Oregon State University, told BBC News manmade barriers have stopped many animals, not just humans, from crossing the border.
If you've ever wanted to get a glimpse into the life of a whale, now is your chance.
Relocation efforts on hold amid studies
It would be nice to say, “Hang a birdhouse and they will come,” but attracting wild birds to nest in your yard isn’t quite so easy.