Blacktip sharks provided researchers with a rare opportunity to observe free-swimming sharks in clear, shallow water off Southeast Florida. (Stephen Kajiura / Florida Atlantic University via SWNS)
Sharks' super-sensitive hearing can detect tiny sounds hundreds of feet away, reveals new research.
×
Javascript is required for you to be able to read premium content. Please enable it in your browser settings.
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm$4:6?E:DED FD65 2? F?56CH2E6C DA62<6C 2?5 2? 26C:2= 5C@?6 E@ H@C< @FE ;FDE 9@H 8@@5 E96 k2 9C67lQ9EEADi^^E2=<6C]?6HD^a_ae^_g^_d^C6D62C49\C6G62=D\D92C<D\AC676C\E96\4@>A2?J\@7\E96:C\C6=2E:G6D^Q E2C86ElQ03=2?<Q C6=lQ?@C676CC6C ?@@A6?6CQm2A6I AC652E@CD @7 E96 @462?k^2m 2C6 2E 56E64E:?8 A@E6?E:2= AC6J E96J 42?VE J6E D66]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9QmtI24E=J 9@H 72C 2 7C66\DH:>>:?8 D92C< 42? 962C 2 D@F?5 — 2?5 H96E96C :E 42? 56E6C>:?6 H96C6 E92E D@F?5 :D 4@>:?8 7C@> — 925 C6>2:?65 =2C86=J F?<?@H? F?E:= ?@H]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9QmqFE 2 DEF5J 3J D4:6?E:DED 7C@> k2 9C67lQ9EEADi^^HHH]72F]65F^Q E2C86ElQ03=2?<Q C6=lQ?@C676CC6C ?@@A6?6CQmu=@C:52 pE=2?E:4 &?:G6CD:EJk^2m Wup&X :? E96 &]$] @7 3=24<E:A D92C<D 92D 96=A65 6DE23=:D9 E96 56E2:=D]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm%96 C6D62C49 E62> 5:D4@G6C65 E92E E96 DA64:6D 42? 56E64E D@F?5D 7C@> 4@?D:56C23=6 5:DE2?46D 2?5 C6DA@?5 3J 5C2>2E:42==J 492?8:?8 5:C64E:@? 2H2J 7C@> E96 D@FC46 — 6G6? H96? E96 D@F?5 D@FC46 :D ?62C=J ad_ 766E 2H2J]k^Am
(Photo by Karam Alani via Pexels)
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm%96:C 7:?5:?8D[ AF3=:D965 :? E96 ;@FC?2= k2 9C67lQ9EEADi^^24256>:4]@FA]4@>^:@3Q E2C86ElQ03=2?<Q C6=lQ?@C676CC6C ?@@A6?6CQmx?E68C2E:G6 ~C82?:D>2= q:@=@8Jk^2m[ AC@G:56 E96 7:CDE BF2?E:7:65 6G:56?46 E92E 7C66\DH:>>:?8 D92C<D 42? 56E64E 2?5 @C:6?E 2H2J 7C@> D@F?5 :? E96 24@FDE:4 72C 7:6=5]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm%96 up& E62> 49@D6 3=24<E:A D92C<D 3642FD6 E96:C AC65:4E23=6 D62D@?2= 288C682E:@?D k2 9C67lQ9EEADi^^E2=<6C]?6HD^a_ae^_b^a_^8:2?E\8C62E\H9:E6\D92C<\DA@EE65\7@FC\>:=6D\@77\7=@C:52\4@2DE^Q E2C86ElQ03=2?<Q C6=lQ?@C676CC6C ?@@A6?6CQm@77 u=@C:52k^2m AC@G:565 2 C2C6 @AA@CEF?:EJ E@ @3D6CG6 7C66\DH:>>:?8 D92C<D :? 4=62C[ D92==@H H2E6C]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm{2C86 ?F>36CD @7 3=24<E:A D92C<D 82E96C k2 9C67lQ9EEADi^^E2=<6C]?6HD^a_ae^_b^`e^DEF5J\C6G62=D\H96C6\8C62E\H9:E6\D92C<D\D64C6E=J\DA6?5\H:?E6CD^Q E2C86ElQ03=2?<Q C6=lQ?@C676CC6C ?@@A6?6CQm6249 H:?E6Ck^2m 2=@?8 E96 !2=> q6249 r@F?EJ 4@2DE[ H9:=6 D>2==6C 8C@FAD C6>2:? :? E96 2C62 J62C\C@F?5]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm$EF5J D6?:@C 2FE9@C up& AC@76DD@C $E6A96? z2;:FC2 D2:5i Q%96:C 23F?52?46 2?5 2446DD:3:=:EJ >256 :E A@DD:3=6 7@C FD E@ @3D6CG6 E96> 7C@> 23@G6 H:E9@FE 5:DEFC3:?8 E96:C ?2EFC2= 3692G:@C[ H9:=6 2=D@ AC6D6?E:?8 4@?EC@==65 F?56CH2E6C D@F?5D]Qk^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm%96 DEF5J H2D 4@?5F4E65 :? D92==@H ?62CD9@C6 H2E6CD E9C@F89@FE !2=> q6249 r@F?EJ]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm#6D62C496CD 2?49@C65 2 3@2E 2?5 56A=@J65 2? F?56CH2E6C DA62<6C H9:49 5C:7E65 H:E9 E96 4FCC6?E FA E@ `h >6E6CD Wea 766EX 2H2J[ H9:49 >:?:>:K65 E96 3@2EVD :?7=F6?46 @? E96 D92C<D]k^Am
(Photo by Airam Dato-on via Pexels)
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm%96 E62> E6DE65 E9C66 C2?86D @7 =@H\7C6BF6?4J D@F?5D — `__ E@ a__ 96CEK[ a__ E@ c__ 96CEK 2?5 c__ E@ g__ 96CEK — 2=@?8 H:E9 2 `_\<:=@96CEK 4@?EC@= D@F?5 @FED:56 E96 <?@H? 962C:?8 C2?86 @7 D92C<D]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qmz2;:FC2 D2:5 E96 D@F?5D H6C6 A=2J65 2E 2 9:89 :?E6?D:EJ E@ DE2CE=6 E96 D92C<D C2E96C E92? ECJ E@ 2EEC24E E96>]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm%96 C6D62C49 E62> FD65 42=:3C2E65 9J5C@A9@?6D E@ >2A D@F?5 =6G6=D 2E 5:776C6?E 5:DE2?46D D@ E96J 4@F=5 42=4F=2E6 6I24E=J H92E E96 D92C<D 962C5 H96? E96J C6DA@?565]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qmp? 26C:2= 5C@?6 EC24<65 7C66\DH:>>:?8 D92C<D 7C@> c_ E@ d_ >6E6CD 23@G6 E96 H2E6C 2D C6D62C496CD AC6D6?E65 4@?EC@= 2?5 6IA6C:>6?E2= D@F?5D]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9QmuC2>6\3J\7C2>6 G:56@ 2?2=JD:D H2D FD65 E@ >62DFC6 E96 D92C<DV C6DA@?D6 5:DE2?46 2?5 492?86D :? DH:>>:?8 5:C64E:@?]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm%96 D92C<D C6DA@?565 E@ 2== E9C66 6IA6C:>6?E2= D@F?5 C2?86D 3FE ?@E E@ E96 `_\<:=@96CEK 4@?EC@=]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm%96J 56E64E65 =@H\7C6BF6?4J D@F?5D 7C@> FA E@ fc >6E6CD Wacb 766EX 2H2J[ 4@?D:56C23=J 72CE96C 2H2J E92? AC6G:@FD=J 7@F?5 F?56C 7C66\DH:>>:?8 4@?5:E:@?D]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qmz2;:FC2 D2:5 E96 D92C<D C2A:5=J 492?865 4@FCD6 2H2J 7C@> E96 D@FC46[ :?5:42E:?8 E96J 4@F=5 56E6C>:?6 E96 5:C64E:@? @7 E96 D@F?5]k^Am
(Photo by Public Domain Pictures via Pexels)
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm|@C6 E92? f_T @7 C6DA@?D6D @44FCC65 :? E96 24@FDE:4 72C 7:6=5[ 2?5 E96 D92C<D H6C6 >@C6 D6?D:E:G6 E@ =@H6C 7C6BF6?4:6D[ 56E64E:?8 E96> 7C@> 72CE96C 2H2J 2?5 2E =@H6C D@F?5 =6G6=D]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qmz2;:FC2 D2:5i Q(92E >2<6D E9:D 7:?5:?8 A2CE:4F=2C=J :?E6C6DE:?8 :D E92E E96 D92C<D H6C6 C6DA@?5:?8 E@ D@F?5D 36J@?5 E96 24@FDE:4 ?62C 7:6=5[ H96C6 E96 D@F?5 3692G6D 5:776C6?E=J E92? :E 5@6D 4=@D6 E@ E96 D@FC46]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9QmQ%9:D DF886DED E92E E96J 2C6 56E64E:?8 E96 A2CE:4=6 >@E:@? 2DD@4:2E65 H:E9 D@F?5 6G6? 2E 4@?D:56C23=6 5:DE2?46D 7C@> E96 D@FC46 — D@>6E9:?8 H6 92G6 ?@E AC6G:@FD=J 366? 23=6 E@ 56>@?DEC2E6 :? 7C66\DH:>>:?8 D92C<D]Qk^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qmw6 D2JD E96 7:?5:?8 :D :?EC:8F:?8 3642FD6 D92C<D 5@?VE 92G6 E96 82D\7:==65 DH:> 3=2556C 7@F?5 :? >2?J 3@?J 7:D9[ 2? @C82? E92E 42? 96=A 56E64E D@F?5 AC6DDFC6]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm$92C<D 2C6 :?DE625 E9@F89E E@ C6=J @? E96:C :??6C 62CD — :?4=F5:?8 2 DA64:2=:K65 DECF4EFC6 42==65 E96 >24F=2 ?68=64E2 — E@ 56E64E >@G6>6?E 2?5 G:3C2E:@?D AC@5F465 3J D@F?5 EC2G6=:?8 E9C@F89 E96 H2E6C]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm%96 C6D62C496CD D2J E96:C 7:?5:?8D 2=D@ 9:89=:89E E96 G2=F6 @7 DEF5J:?8 D92C< 962C:?8 :? E96 H:=5[ H96C6 C6D62C496CD 42? @3D6CG6 C6DA@?D6D E@ D@F?5 H:E9@FE E96 C67=64E:@?D 2?5 @E96C =:>:E2E:@?D @7 =23@C2E@CJ E2?<D]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qm$EF5J =625 2FE9@C r2C@=:?6 $F==:G2?[ H9@ 4@?5F4E65 E96 C6D62C49 2D A2CE @7 96C >2DE6CVD 568C66 :? 3:@=@8:42= D4:6?46D[ D2:5i Q%CJ:?8 E@ 5@ 962C:?8 6IA6C:>6?ED :? 2 E2?< C6DF=ED :? E96 D@F?5 3@F?4:?8 @77 E96 H2==D H9:49 42FD6D 4@>A=6I 2?5 4@?7FD:?8 D:8?2=D — :E :D =:<6 36:?8 :? 2 9@FD6 @7 >:CC@CD]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9QmQ%9:D :D H9J :E :D D@ :>A@CE2?E E@ 5@ E96D6 EJA6D @7 6IA6C:>6?ED :? E96 @462? H:E9 H:=5 D92C<D E@ 86E 2 ?2EFC2= C6DA@?D6]Qk^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9Qmz2;:FC2 25565i Q%96 @462? :D 2? 24@FDE:4 6?G:C@?>6?E[ 2?5 D92C<D 2C6 4=62C=J EF?65 :?E@ :E :? H2JD H6 2C6 @?=J 368:??:?8 E@ F?56CDE2?5]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9QmQq6:?8 23=6 E@ 56E64E 2?5 C6DA@?5 E@ D@F?5D 7C@> 9F?5C65D @7 766E 2H2J 8:G6D k2 9C67lQ9EEADi^^E2=<6C]?6HD^a_ae^_g^_b^D4:6?E:DED\7:?5\8C62E\H9:E6\D92C<D\AFD9:?8\7FCE96C\?@CE9\>@C6\E92?\6G6C^Q E2C86ElQ03=2?<Q C6=lQ?@C676CC6C ?@@A6?6CQmE96D6 AC652E@CDk^2m 2? :>A@CE2?E D@FC46 @7 :?7@C>2E:@? 23@FE E96:C DFCC@F?5:?8D]k^Am
kA 4=2DDlQHA\3=@4<\A2C28C2A9QmQ%96 ?6IE BF6DE:@? :D 9@H E96:C D6?D@CJ DJDE6> 2==@HD E96> E@ A:4< FA 2?5 :?E6CAC6E E96D6 5:DE2?E D@F?5D]Qk^Am
(0) comments
Welcome to the discussion.
Log In
Keep it Clean. Please avoid obscene, vulgar, lewd, racist or sexually-oriented language.
PLEASE TURN OFF YOUR CAPS LOCK.
Don't Threaten. Threats of harming another person will not be tolerated.
Be Truthful. Don't knowingly lie about anyone or anything.
Be Nice. No racism, sexism or any sort of -ism that is degrading to another person.
Be Proactive. Use the 'Report' link on each comment to let us know of abusive posts.
Share with Us. We'd love to hear eyewitness accounts, the history behind an article.