Why pearlfish hides inside sea cucumber. 진주고기가 바다 오이(해삼) 안에 숨는 이유

<p style="text-align: left;"><a href="https://youtu.be/o6NIG3KkwLE?si=j4MrSGURNjZBW2mQ" target="_blank" class="ke-link">https://youtu.be/o6NIG3KkwLE?si=j4MrSGURNjZBW2mQ</a></p><div class="figure-video" data-ke-type="video" data-video-url="https://www.youtube.com/watch?v=o6NIG3KkwLE" data-video-host="youtube" data-video-play-service="daum_cafe" data-video-width="1280" data-video-height="720" data-ke-style="alignCenter" data-video-thumbnail="http://scrap.kakaocdn.net/dn/bxtGHD/bl4MHAcW4ln/mK9u4qpFvC3MGsleiKFsc0/kakaolink40_original.jpg?width=1280&height=720" data-ke-mobile-mobileStyle="widthFull" data-video-origin-width="1280" data-video-origin-height="720"><iframe src="https://www.youtube.com/embed/o6NIG3KkwLE" width="1280" height="720" frameborder="0" scrolling="no" allowfullscreen=""></iframe><div class="figcaption"></div></div><p style="text-align: left;"><a href="https://youtube.com/shorts/ZJy4Qi9C-0E?si=0_PVRrgKgzNn5bBB" target="_blank" class="ke-link"><br><br>https://youtube.com/shorts/ZJy4Qi9C-0E?si=0_PVRrgKgzNn5bBB</a></p><div class="figure-video" data-ke-type="video" data-video-url="https://www.youtube.com/shorts/ZJy4Qi9C-0E" data-video-host="youtube" data-video-play-service="daum_cafe" data-video-width="405" data-video-height="720" data-ke-style="alignCenter" data-video-thumbnail="http://scrap.kakaocdn.net/dn/Ct2V5/bl4MQ1HuQP0/NijJMnNQ0ds9gTs1EYEB8k/kakaolink40_original.jpg?width=405&height=720" data-ke-mobile-mobileStyle="widthFull" data-video-origin-width="405" data-video-origin-height="720"><iframe src="https://www.youtube.com/embed/ZJy4Qi9C-0E" width="405" height="720" frameborder="0" scrolling="no" allowfullscreen=""></iframe><div class="figcaption"></div></div><p style="text-align: left;"></p><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1ZNWw/fca720c3d2a5c503821dbb9104708a6e267325ee" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1ZNWw/fca720c3d2a5c503821dbb9104708a6e267325ee" data-origin-width="1079" data-origin-height="1532"></div><p style="text-align: left;"></p><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1ZNWw/4849ef4562d51843398e1d5796d3f5cd139036f9" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1ZNWw/4849ef4562d51843398e1d5796d3f5cd139036f9" data-origin-width="602" data-origin-height="512"><div class="figcaption">Sea Cucumber</div></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1ZNWw/ef15323b36b5eb06a302cafa43e94b7dc45437ba" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1ZNWw/ef15323b36b5eb06a302cafa43e94b7dc45437ba" data-origin-width="1079" data-origin-height="1081"></div><p style="text-align: left;"></p>