IE 11 is not supported. For an optimal experience visit our site on another browser.

  • Killer whale attacks on the rise, baffling researchers

    01:29

  • WATCH: California officer rides runaway horse back to owner

    00:45
  • Now Playing

    Researchers debate why orcas are attacking and sinking boats

    04:33
  • UP NEXT

    Watch: Wrangler chases runaway cow along Michigan highway

    00:36

  • Florida man describes losing arm in alligator attack

    01:54

  • Platypuses are reintroduced into Australia's oldest national park after not being seen there for 50 years

    01:28

  • 13-year-old girl recovering after shark attack in Florida

    01:35

  • Watch: Oklahoma police respond to cries for help and find a goat

    01:21

  • WATCH: 8-week-old kitten rescued after getting caught in truck frame

    00:57

  • Horse deaths prompt calls for change at Churchill Downs

    01:35

  • Firefighters rescue Arizona family after bees swarm photo shoot

    01:57

  • Sculpture of euthanized walrus Freya unveiled in Norway

    01:23

  • Rio community concerned as caiman habitat fills with city's trash

    01:30

  • Ya Ya the panda returns to China after 20 years in U.S.

    02:40

  • WATCH: Moose with the munchies grabs popcorn snack at movie theater

    00:56

  • Giant panda Ya Ya returns to China from Memphis

    00:49

  • Rescue workers fight to save animals during conflict in Sudan

    01:38

  • D.C. communities use sheep to mow lawns

    02:42

  • 40-pound cat named Patches finds new fur-ever home

    01:41

  • Australian wildlife officials release baby turtles back into ocean

    00:45

NBC News NOW

Researchers debate why orcas are attacking and sinking boats

04:33

Scientists and researchers are looking at a string of incidents reported after orcas appeared to attack and sink sailing vessels. Biologist and wildlife conservationist Jeff Corwin theorized these attacks are due to "rambunctious" or "playful behavior" or the animal could be coping after "a traumatic event."May 25, 2023

  • Killer whale attacks on the rise, baffling researchers

    01:29

  • WATCH: California officer rides runaway horse back to owner

    00:45
  • Now Playing

    Researchers debate why orcas are attacking and sinking boats

    04:33
  • UP NEXT

    Watch: Wrangler chases runaway cow along Michigan highway

    00:36

  • Florida man describes losing arm in alligator attack

    01:54

  • Platypuses are reintroduced into Australia's oldest national park after not being seen there for 50 years

    01:28

Best of NBC News

Play All
Play All