Bird Watch: Birds Staying Cool on Hot Summer Days

kAmkDA2?m{2DE H:?E6C H96? 52JD H6C6 D9@CE 2?5 @FE5@@C E6>A6C2EFC6D H6C6 4@=5[ H6 5C62>65 @7 DF?D9:?6[ 2?5 @7 DF>>6C] (6 C6>6>36C65 EH:=:89ED E92E =2DE65 =2E6 :?E@ E96 H2C> 6G6?:?8[ 2?5 H6 C6>6>36C65 E96 962E @7 E96 DF? @? @FC D<:?] }@H DF>>6C 92D C6EFC?65[ 2?5 H6 2C6 DA6?5:?8 >F49 @7 @FC E:>6 ECJ:?8 E@ DE2J 4@@=]k^DA2?mk^Am

kAmkDA2?m%9:D DF>>6C’D 962E :D 2 492==6?86 7@C >2?J @7 FD 3642FD6 9F>2? 3@5:6D 2C6 56D:8?65 E@ >2:?E2:? 2 72:C=J 4@?DE2?E E6>A6C2EFC6] p=E9@F89 @FC 3@5:6D 2C6 6BF:AA65 H:E9 DH62E 8=2?5D E92E 4@@= FD 5@H? 3J 42FD:?8 FD E@ A6CDA:C6[ H6 42??@E E@=6C2E6 >@C6 E92? 2 76H 568C66D @7 7=F4EF2E:@? 2?5 H6 2C6 6DA64:2==J DFD46AE:3=6 E@ @G6C962E:?8] (96? :E’D 9@E @FED:56[ H6 92G6 =62C?65 E@ D=@H @FC A9JD:42= 24E:G:EJ[ H62C =:89E6C 4=@E9:?8[ DE2J :? E96 D9256[ 5C:?< H2E6C E@ DE2J 9J5C2E65[ 2?5 A6C92AD 6G6? 4@@= @77 :? E96 =2<6] k^DA2?mk^Am

kAmkDA2?m{:<6 9F>2?D[ 3:C5D 42? 364@>6 52?86C@FD=J @G6C962E65 :? 9@E H62E96C[ 6G6? E9@F89 E96:C 3@5J E6>A6C2EFC6D ?@C>2==J 7=F4EF2E6 5FC:?8 E96 52J[ C6249:?8 2 9:89 2C@F?5 E96 H2C>6DE A2CE @7 E96 52J[ 2?5 5C@AA:?8 =@H6C 2E ?:89E @C 5FC:?8 A6C:@5D @7 :?24E:G:EJ] p44@C5:?8 E@ v6@C86 y] (2==246 2?5 w2C@=5 s] |292?[ 2FE9@CD @7 k6>mp? x?EC@5F4E:@? E@ ~C?:E9@=@8Jk^6>m[ E96 3@5J E6>A6C2EFC6 @7 2 3:C5 42? G2CJ 2D >F49 2D 6:89E E@ E6? 568C66D[ 2?5 :? D@>6 DA64:6D 42? 8@ 2D 9:89 2D ``a 568C66D[ u29C6?96:E] k^DA2?mk^Am

kAmkDA2?mu62E96CD :?DF=2E6 2 3:C5’D 3@5J] x? H:?E6C[ 3:C5D 7=F77 E96:C 762E96CD E@ 4C62E6 H2C> 2:C DA246D ?6IE E@ E96 D<:?[ 2?5 :? DF>>6C E96J 5@ E96 @AA@D:E6[ 4@>AC6DD:?8 762E96CD E@ 6=:>:?2E6 9@E 2:C DA246D 2?5 DE2J 4@@=6C] {:<6 9F>2?D[ 3:C5D 364@>6 =6DD 24E:G6 2?5 D66< D9256 5FC:?8 E96 9@EE6DE A2CE @7 E96 52J[ 3FE D@>6 3:C5D H9@ ?6DE :? A=246D 6IA@D65 E@ E96 DF? >FDE FD6 E96:C 962GJ @FE6C 4@?E@FC 762E96CD E@ D9256 E96 D<:?] (96? E96 @FE6C 762E96CD 23D@C3 C25:2?E 962E 7C@> E96 DF?[ E96 3:C5 >2J =:7E E96> D=:89E=J E@ <66A E92E 962E 2H2J 7C@> E96 3@5J] |2?J DA64:6D @7 3:C5D H62C 2 =:89E6C 4@2E :? DF>>6C] v@=57:?496D[ H9@ >2J 92G6 2 E9@FD2?5 >@C6 762E96CD :? H:?E6C E92? :? DF>>6C[ >@=E E96:C 962GJ H:?E6C A=F>286 36EH66? |2C49 2?5 62C=J |2J] p7E6C E96 3C665:?8 D62D@?[ E96J >@=E 282:?[ AC@5F4:?8 2 8C62E6C ?F>36C @7 762E96CD 7@C H:?E6C]k^DA2?mk^Am

kAmkDA2?m{:<6 9F>2?D[ 3:C5D C6=J @? :?E2<6 @7 H2E6C E@ 96=A <66A E96 3@5J 4@@=] k6>m%96 q:C56C’D w2?53@@<k^6>m[ 3J tC=:49[ s@3<:?[ 2?5 (96J6[ 6IA=2:?D E92E 3:C5D 5@ ?@E 92G6 DH62E 8=2?5D[ H9:49 H@F=5 36 5JD7F?4E:@?2= F?56C 2 962GJ 4@G6C:?8 @7 762E96CD[ D@ :?DE625 E96J 4@@= 5@H? 3J A2?E:?8] %96J 92G6 4@>A2C2E:G6=J D>2== =F?8D[ DFAA=6>6?E65 3J 2 DJDE6> @7 32==@@? =:<6 6IE6?D:@?D 42==65 :?E6C?2= 2:C D24D[ H9:49 2C6 =@42E65 E9C@F89@FE E96 3@5J] (96? 2 3:C5 @G6C962ED :E G2A@C:K6D H2C> >@:DE 2:C :? E96 2:C D24D 2?5 =F?8D 2?5 6IA6=D :E E9C@F89 3C62E9:?8 @C A2?E:?8] $@>6E:>6D[ @? 9@E 52JD[ H6 42? D66 3:C5D :? @FC J2C5 D:EE:?8 H:E9 @A6? >@FE9[ C:55:?8 E96:C 3@5:6D @7 6I46DD 962E] |2?J DA64:6D @7 ?@?\A2DD6C:?6D[ @C ?@?\A6C49:?8 3:C5D[ 6IA6= >@:DE H2C> 2:C E9C@F89 E96 >@FE9 3J C2A:5=J G:3C2E:?8 E96 FAA6C E9C@2E 2?5 7=@@C @7 E96 >@FE9 :? H92E :D <?@H? 2D 2 8F=2C 7=FEE6C]k^DA2?mk^Am

kAm$F>>6C[ :? 2== :ED 362FEJ[ :D FA@? FD] s2JD 2C6 =@?8[ 2?5 EH:=:89E =2DED =2E6 :?E@ E96 6G6?:?8] ~? H2C> 52JD H6 D@>6E:>6D ECJ E@ DE2J 4@@= 3J E2<:?8 2 76H >:?FE6D E@ C6=2I @? @FC D4C66?65 A@C49 2?5 E@ 6?;@J H2E49:?8 E96 3:C5D 2D E96J 4@>6 E@ E96 76656CD :? E96 J2C5] ~FE5@@C E6>A6C2EFC6D >2J 36 9@E[ 3FE 7@CEF?2E6=J 3@E9 9F>2?D 2?5 3:C5D 2C6 H6== 6BF:AA65 E@ <66A 7C@> @G6C962E:?8[ 6249 :? @FC @H? H2J] k^Am