蜜蜂如何驱散蜂箱内部的热量
<p> 蜜蜂如何驱散蜂箱内部的热量 <span word="Honey">Honey</span> <span word="bees">bees</span>, <span word="especially">especially</span> <span word="the">the</span> <span word="young">young</span>, <span word="are">are</span> <span word="highly">highly</span> <span word="sensitive">sensitive</span> <span word="to">to</span> <span word="temperature">temperature</span> <span word="and">and</span> <span word="to">to</span> <span word="protect">protect</span> <span word="developing">developing</span> <span word="bees">bees</span>, <span word="adults">adults</span> <span word="work">work</span> <span word="together">together</span> <span word="to">to</span> <span word="maintain">maintain</span> <span word="temperatures">temperatures</span> <span word="within">within</span> <span word="a">a</span> <span word="narrow">narrow</span> <span word="range">range</span>. <span word="Recently">Recently</span> <span word="published">published</span> <span word="research">research</span> <span word="led">led</span> <span word="by">by</span> <span word="Philip">Philip</span> <span word="T">T</span>. <span word="Starks">Starks</span>, <span word="a">a</span> <span word="biologist">biologist</span> <span word="at">at</span> <span word="Tufts">Tufts</span> <span word="University">University</span> <span word="s">s</span> <span word="School">School</span> <span word="of">of</span> <span word="Arts">Arts</span> <span word="and">and</span> <span word="Sciences">Sciences</span>, <span word="is">is</span> <span word="the">the</span> <span word="first">first</span> <span word="to">to</span> <span word="show">show</span> <span word="that">that</span> <span word="worker">worker</span> <span word="bees">bees</span> <span word="dissipate">dissipate</span> <span word="excess">excess</span> <span word="heat">heat</span> <span word="within">within</span> <span word="a">a</span> <span word="hive">hive</span> <span word="in">in</span> <span word="process">process</span> <span word="similar">similar</span> <span word="to">to</span> <span word="how">how</span> <span word="humans">humans</span> <span word="and">and</span> <span word="other">other</span> <span word="mammals">mammals</span> <span word="cool">cool</span> <span word="themselves">themselves</span> <span word="through">through</span> <span word="their">their</span> <span word="blood">blood</span> <span word="vessels">vessels</span> <span word="and">and</span> <span word="skin">skin</span>. <span word="This">This</span> <span word="study">study</span> <span word="shows">shows</span> <span word="how">how</span> <span word="workers">workers</span> <span word="effectively">effectively</span> <span word="dissipate">dissipate</span> <span word="the">the</span> <span word="heat">heat</span> <span word="absorbed">absorbed</span> <span word="via">via</span> <span word="heat">heat</span>-<span word="shielding">shielding</span>, <span word="a">a</span> <span word="mechanism">mechanism</span> <span word="used">used</span> <span word="to">to</span> <span word="thwart">thwart</span> <span word="localized">localized</span> <span word="heat">heat</span> <span word="stressors">stressors</span>, <span word="says">says</span> <span word="Starks">Starks</span>. <span word="The">The</span> <span word="research">research</span> <span word="is">is</span> <span word="published">published</span> <span word="in">in</span> <span word="the">the</span> <span word="June">June</span> 10 <span word="edition">edition</span> <span word="of">of</span> <span word="the">the</span> <span word="journal">journal</span> <span word="Naturwissenschaften">Naturwissenschaften</span>, <span word="which">which</span> <span word="appeared">appeared</span> <span word="online">online</span> <span word="April">April</span> 24. <span word="This">This</span> <span word="discovery">discovery</span> <span word="also">also</span> <span word="supports">supports</span> <span word="the">the</span> <span word="theoretical">theoretical</span> <span word="construct">construct</span> <span word="of">of</span> <span word="the">the</span> <span word="bee">bee</span> <span word="hive">hive</span> <span word="as">as</span> <span word="a">a</span> <span word="superorganism">superorganism</span> -- <span word="an">an</span> <span word="entity">entity</span> <span word="in">in</span> <span word="which">which</span> <span word="its">its</span> <span word="many">many</span> <span word="members">members</span> <span word="carry">carry</span> <span word="out">out</span> <span word="specialized">specialized</span> <span word="and">and</span> <span word="vital">vital</span> <span word="functions">functions</span> <span word="to">to</span> <span word="keep">keep</span> <span word="the">the</span> <span word="whole">whole</span> <span word="functioning">functioning</span> <span word="as">as</span> <span word="a">a</span> <span word="unit">unit</span>. <span word="Young">Young</span> <span word="bees">bees</span> <span word="develop">develop</span> <span word="within">within</span> <span word="wax">wax</span> <span word="cells">cells</span>. <span word="For">For</span> <span word="healthy">healthy</span> <span word="development">development</span>, <span word="the">the</span> <span word="youngsters">youngsters</span> <span word="must">must</span> <span word="be">be</span> <span word="maintained">maintained</span> <span word="between">between</span> 32 <span word="degrees">degrees</span> <span word="Celsius">Celsius</span>, <span word="or">or</span> 89.6 <span word="degrees">degrees</span> <span word="Fahrenheit">Fahrenheit</span>, <span word="and">and</span> 35 <span word="degrees">degrees</span> <span word="Celsius">Celsius</span>, <span word="or">or</span> 95 <span word="degrees">degrees</span> <span word="Fahrenheit">Fahrenheit</span>. <span word="In">In</span> <span word="contrast">contrast</span>, <span word="adults">adults</span> <span word="can">can</span> <span word="withstand">withstand</span> <span word="temperatures">temperatures</span> <span word="as">as</span> <span word="high">high</span> <span word="as">as</span> 50 <span word="degrees">degrees</span> <span word="Celsius">Celsius</span>, <span word="or">or</span> 122 <span word="degrees">degrees</span> <span word="Fahrenheit">Fahrenheit</span> <span word="Previous">Previous</span> <span word="research">research</span> <span word="has">has</span> <span word="shown">shown</span> <span word="that">that</span> <span word="workers">workers</span> <span word="bees">bees</span>, <span word="among">among</span> <span word="other">other</span> <span word="duties">duties</span>, <span word="control">control</span> <span word="the">the</span> <span word="thermostat">thermostat</span> <span word="essential">essential</span> <span word="to">to</span> <span word="the">the</span> <span word="hive">hive</span> <span word="s">s</span> <span word="survival">survival</span>. <span word="When">When</span> <span word="temperatures">temperatures</span> <span word="dip">dip</span>, <span word="worker">worker</span> <span word="bees">bees</span> <span word="create">create</span> <span word="heat">heat</span> <span word="by">by</span> <span word="contracting">contracting</span> <span word="their">their</span> <span word="thoracic">thoracic</span> <span word="muscles">muscles</span>, <span word="similar">similar</span> <span word="to">to</span> <span word="shivering">shivering</span> <span word="in">in</span> <span word="mammals">mammals</span>. <span word="To">To</span> <span word="protect">protect</span> <span word="the">the</span> <span word="vulnerable">vulnerable</span> <span word="brood">brood</span> <span word="when">when</span> <span word="it">it</span> <span word="s">s</span> <span word="hot">hot</span>, <span word="workers">workers</span> <span word="fan">fan</span> <span word="the">the</span> <span word="comb">comb</span>, <span word="spread">spread</span> <span word="fluid">fluid</span> <span word="to">to</span> <span word="induce">induce</span> <span word="evaporative">evaporative</span> <span word="cooling">cooling</span>, <span word="or">or</span> -- <span word="when">when</span> <span word="the">the</span> <span word="heat">heat</span> <span word="stress">stress</span> <span word="is">is</span> <span word="localized">localized</span> -- <span word="absorb">absorb</span> <span word="heat">heat</span> <span word="by">by</span> <span word="pressing">pressing</span> <span word="themselves">themselves</span> <span word="against">against</span> <span word="the">the</span> <span word="brood">brood</span> <span word="nest">nest</span> <span word="wall">wall</span> . </p>
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