较小的雌性北大西洋露脊鲸幼崽较少：体型下降可能导致出生率低! z: x) k" q/ E4 ^" g: J
* }* A, l( {, s5 s; e' o
<div class="fl-module fl-module-photo fl-node-gxic9sjv21zy" data-node="gxic9sjv21zy"> <div class="fl-module-content fl-node-content"> <div class="fl-photo fl-photo-align-center" itemscope itemtype="https://schema.org/ImageObject"> <div class="fl-photo-content fl-photo-img-jpg"> |
