Grupo de tiburones
1. La mayoría de los tiburones dan a luz a sus crías. Sin embargo, varios tipos como: el cuerno, alfombra, ciego, el bambú, la cebra, enfermera y tiburones gato, ponen huevos. Dos tipos de ellos pueden procrear cachorros sin fertilización de los machos. Son la virgen bonnethead y los tiburones blancos con manchas de bambú.

moodboard / Corbis

Tiburón Mako
2. Los tiburones Mako, son los nadadores más rápidos en el mundo de los tiburones. Llegan a nadar hasta una velocidad de 22 mph.

Marty Snyderman, Corbis

La mandíbula de un tiburón toro
3. Los tiburones pierden sus dientes constantemente. A diferencia de los dientes humanos, los dientes de los tiburones no tienen raíces, por lo que caen fácilmente, y un nuevo diente puede salir en sólo 24 horas.

David McLain, Aurora / Getty Images

Tiburón ballena
4. El tiburón ballena es el miembro más grande de la familia de tiburones y el pez más grande del mundo. Puede llegar a tener hasta 50 pies de largo. Aquí, cerca de un buzo nada un tiburón ballena en el Georgia Aquarium en Atlanta.

John Bazemore, AP

Aviso de ataque de tiburón en la playa en Sydney, Australia
5. Los bañistas pueden reducir la probabilidad de un ataque de tiburón permaneciendo fuera del agua por la noche, al amanecer y al atardecer, momentos en que los peces están más activos.

Ian Waldie, Getty Images

Tiburón blanco
6. Los tiburones blancos son lo responsable de la mayoría de los ataques a los seres humanos. Los tiburones tigre están en segundo lugar y los tiburones toro en tercero.

Anna Zieminski, AFP / Getty Images

Mordida de un tiburón blanco
7. A pesar de su reputación, los tiburones no son máquinas de comer. Un tiburón consume el 2 por ciento de su peso corporal al día; poco menos de lo que comemos los humanos. Son de sangre fría, lo que reduce su necesidad de alimentos.

Corbis

Tiburón tigre de arena frente a Morehead City, N.C.
8. Los tiburones nunca parpadean. Ellos tienen párpado superior e inferior, pero nunca se encuentran.

Cindy Burnham, The Fayetteville Observer-Times / AP

Dos tiburones en el Aquarium de Océanos en Ciudad del Cabo, Sudáfrica
9. Los tiburones han nadado los océanos de la Tierra durante 400 millones de años. Están entre los más antiguos del planeta animal.

Denis Farrell, AP

Tiburón en el Acuario de Coney Island, Nueva York
10. Los seres humanos están formados de carne y hueso. Los tiburones son de carne y cartílago, que es más liviano que el hueso. Como resultado, son neutralmente boyantes - lo que significa que pueden flotar sin hundirse.

(Fuentes: starbulletin.com, nueva brunswick.net, San Diego Museo de Historia Natural, nationalgeographic.com

Mario Tama, Getty Images

Singer Paulina Rubio arrives at the Billboard Latin Awards in Coral Gables, Fla. Thursday, April 26, 2007. Rubio won awards for the Latin Pop Album Artist of the Year and Latin Pop Airplay Song of the Year. (AP Photo/Wilfredo Lee)

AP

Singers Paulina Rubio and Miguel Bose arrive at the Billboard Latin Awards in Coral Gables, Fla. Thursday, April 26, 2007. (AP Photo/Wilfredo Lee)

AP

WASHINGTON - JANUARY 19: Singer Paulina Rubio attends the Green Inaugural Ball at the Donald W. Reynolds Center for American Art and Portraiture on January 19, 2009 in Washington, D.C. (Photo by Jason Kempin/Getty Images for AWEA) *** Local Caption *** Paulina Rubio

Getty Images for AWEA

WASHINGTON - JANUARY 19: Singer Paulina Rubio attends the Green Inaugural Ball at the Donald W. Reynolds Center for American Art and Portraiture on January 19, 2009 in Washington, D.C. (Photo by Jason Kempin/Getty Images for AWEA) *** Local Caption *** Paulina Rubio

Getty Images for AWEA

WASHINGTON - JANUARY 18: Singer Paulina Rubio attends the Latino inaugural gala, "Celebrando El Cambio - Renewing America's Promise," at Union Station on January 18, 2009 in Washington, DC. (Photo by Jason Kempin/Getty Images) *** Local Caption *** Paulina Rubio

Getty Images

WASHINGTON - JANUARY 18: Singer Paulina Rubio attends the Latino inaugural gala, "Celebrando El Cambio - Renewing America's Promise," at Union Station on January 18, 2009 in Washington, DC. (Photo by Jason Kempin/Getty Images) *** Local Caption *** Paulina Rubio

Getty Images

MIAMI - DECEMBER 30: Singer Paulina Rubio and her husband Nicolas Vallejo-Nagera leave a Miami Beach nightclub on December 30, 2008 in Miami Beach, Florida (Photo by Gustavo Caballero/Getty Images) *** Local Caption *** Paulina Rubio;Nicolas Vallejo-Nagera

Getty Images

MIAMI - DECEMBER 30: Singer Paulina Rubio leaves a Miami Beach nightclub on December 30, 2008 in Miami Beach, Florida (Photo by Gustavo Caballero/Getty Images) *** Local Caption *** Paulina Rubio

Getty Images

Nicolas Colate Vallejo-Najera and Paulina Rubio are seen in the front row prior to the Madonna concert at Dolphin Stadium on November 26, 2008 in Miami, Florida.

Alexander Tamargo/WireImage.com

Nicolas Colate Vallejo-Najera and Paulina Rubio are seen in the front row prior to the Madonna concert at Dolphin Stadium on November 26, 2008 in Miami, Florida.

Alexander Tamargo/WireImage.com

Guitar Hero: Aerosmith brings these quintessential rock legends to the interactive realm to create the ultimate gaming experience. As fans progress through their careers in the game, they can rock out to scores of Aerosmith's greatest hits, as well as songs from celebrated artists that the band has either performed with or has been inspired by in some way. Venues from historical moments during the band's illustrious career offer the experience of "sweet emotion" and further capture the essence of the band's rise to fame.

Activision

Guitar Hero: Aerosmith brings these quintessential rock legends to the interactive realm to create the ultimate gaming experience. As fans progress through their careers in the game, they can rock out to scores of Aerosmith's greatest hits, as well as songs from celebrated artists that the band has either performed with or has been inspired by in some way. Venues from historical moments during the band's illustrious career offer the experience of "sweet emotion" and further capture the essence of the band's rise to fame.

Activision

Guitar Hero: Aerosmith brings these quintessential rock legends to the interactive realm to create the ultimate gaming experience. As fans progress through their careers in the game, they can rock out to scores of Aerosmith's greatest hits, as well as songs from celebrated artists that the band has either performed with or has been inspired by in some way. Venues from historical moments during the band's illustrious career offer the experience of "sweet emotion" and further capture the essence of the band's rise to fame.

Activision

Guitar Hero: Aerosmith brings these quintessential rock legends to the interactive realm to create the ultimate gaming experience. As fans progress through their careers in the game, they can rock out to scores of Aerosmith's greatest hits, as well as songs from celebrated artists that the band has either performed with or has been inspired by in some way. Venues from historical moments during the band's illustrious career offer the experience of "sweet emotion" and further capture the essence of the band's rise to fame.

Activision

Guitar Hero: Aerosmith brings these quintessential rock legends to the interactive realm to create the ultimate gaming experience. As fans progress through their careers in the game, they can rock out to scores of Aerosmith's greatest hits, as well as songs from celebrated artists that the band has either performed with or has been inspired by in some way. Venues from historical moments during the band's illustrious career offer the experience of "sweet emotion" and further capture the essence of the band's rise to fame.

Activision

Guitar Hero: Aerosmith brings these quintessential rock legends to the interactive realm to create the ultimate gaming experience. As fans progress through their careers in the game, they can rock out to scores of Aerosmith's greatest hits, as well as songs from celebrated artists that the band has either performed with or has been inspired by in some way. Venues from historical moments during the band's illustrious career offer the experience of "sweet emotion" and further capture the essence of the band's rise to fame.

Activision

Guitar Hero: Aerosmith brings these quintessential rock legends to the interactive realm to create the ultimate gaming experience. As fans progress through their careers in the game, they can rock out to scores of Aerosmith's greatest hits, as well as songs from celebrated artists that the band has either performed with or has been inspired by in some way. Venues from historical moments during the band's illustrious career offer the experience of "sweet emotion" and further capture the essence of the band's rise to fame.

Activision

Guitar Hero: Aerosmith brings these quintessential rock legends to the interactive realm to create the ultimate gaming experience. As fans progress through their careers in the game, they can rock out to scores of Aerosmith's greatest hits, as well as songs from celebrated artists that the band has either performed with or has been inspired by in some way. Venues from historical moments during the band's illustrious career offer the experience of "sweet emotion" and further capture the essence of the band's rise to fame.

Activision

Guitar Hero: Aerosmith brings these quintessential rock legends to the interactive realm to create the ultimate gaming experience. As fans progress through their careers in the game, they can rock out to scores of Aerosmith's greatest hits, as well as songs from celebrated artists that the band has either performed with or has been inspired by in some way. Venues from historical moments during the band's illustrious career offer the experience of "sweet emotion" and further capture the essence of the band's rise to fame.

Activision

Guitar Hero: Aerosmith brings these quintessential rock legends to the interactive realm to create the ultimate gaming experience. As fans progress through their careers in the game, they can rock out to scores of Aerosmith's greatest hits, as well as songs from celebrated artists that the band has either performed with or has been inspired by in some way. Venues from historical moments during the band's illustrious career offer the experience of "sweet emotion" and further capture the essence of the band's rise to fame.

Activision