Yaku, a sea otter who lives at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Mari and Kiana, rescued sea otters who live at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Luna, a rescued sea otter who lives at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Luna, a rescued sea otter who lives at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Luna, a rescued sea otter who lives at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Luna, a rescued sea otter who lives at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Luna, a rescued sea otter who lives at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Kiana, a rescued sea otter who lives at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Kiana, a rescued sea otter who lives at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Sea otters at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Sea otters at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Sea otters at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Sea otters at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Cayucos, a rescued sea otter who lives at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Cayucos, a rescued sea otter who lives at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)
Cayucos, a rescued sea otter who lives at the Shedd Aquarium. (©Shedd Aquarium/Brenna Hernandez)