we explain how and why it happens

news news--summary news--video-playing" data-post-id="1148958" data-video-id="spanish/2022/02/04/iguanas-caen-cielo-florida-frio-estados-unidos-ana-amria-mejia-dusa.cnn">

Posted at 10:50 ET (15:50 GMT) Friday, February 4, 2022

playing

2:42

news news--summary" data-post-id="1149179" data-video-id="spanish/2022/02/04/loro-roba-gopro-nueva-zelandia-pkg-digital.cnn">

Posted at 16:23 ET (21:23 GMT) Friday, February 4, 2022

news news--summary" data-post-id="1149181" data-video-id="spanish/2022/02/04/perro-frio-calor-acogedor-buenas-noticias-cooper-original-digital.cnn">

Posted at 16:22 ET (21:22 GMT) Friday, February 4, 2022

A dog refuses to get out of a dryer because of the cold and goes viral

news news--summary" data-post-id="1149016" data-video-id="spanish/2022/02/04/policia-salva-perro-llamas-auto-pkg-digital-original.cnn">

Posted at 12:20 ET (17:20 GMT) Friday, February 4, 2022

Braving the fire, they fight to save a dog inside a burning car

news news--summary" data-post-id="1148193" data-video-id="spanish/2022/02/03/unam-granja-pulpos-mujeres-yucatan-sustentable-perspectivas-mexico-medio-ambiente-ecologia.cnn">

Posted at 11:14 ET (16:14 GMT) Thursday, February 3, 2022

Sustainable octopus farm cooperative created in Mexico

news news--summary" data-post-id="1147983" data-video-id="welo-116388">

Posted at 08:06 ET (13:06 GMT) Thursday, February 3, 2022

news news--summary" data-post-id="1147977" data-video-id="welo-116386">

Posted at 08:01 ET (13:01 GMT) Thursday, February 3, 2022

news news--summary" data-post-id="1147671" data-video-id="welo-116291">

Posted at 14:17 ET (19:17 GMT) Wednesday, February 2, 2022

news news--summary" data-post-id="1147030" data-video-id="spanish/2022/02/01/ajolote-mexicano-anfibio-monstruo-agua-amenaza-extincion-conservacion-pkg-natalia-cano-redaccion-mexico.cnn">

Posted at 17:10 ET (22:10 GMT) Tuesday, February 1, 2022