The answer is: Whale

Gen 1:21 - The NIV renders this as 'great sea creatures'.

When we dip our toes into Genesis 1:21, we're greeted with the intriguing reference to "great sea creatures," which many translations, including the NIV, highlight as whales. But here's something fascinating: the Hebrew term used is "taninim," a word often interpreted as "dragons" or "sorcerers." Imagine that! In ancient times, these imagined creatures likely stirred both fear and awe as they lurked beneath the waters.

The significance of creatures like whales and their mention in creation gives us a glimpse into the vastness of God’s creativity and craftsmanship. These gentle giants can weigh over 200 tons and sing songs that resonate across miles underwater. Their inclusion in the creation narrative suggests that every creature—large or small—holds a unique place in the tapestry of life designer by the Creator.

Additionally, as you reflect on this scripture, consider how it echoes throughout history to signal divine power over the natural world. In later Biblical tales like Jonah, we see a whale (or great fish) becoming an instrument of God's instruction, reinforcing the idea that God engages with the examined every facet of creation, even the ocean depths.

As we marvel at whales swimming majestically in our oceans today, think back to their original mention in creation. It serves as a humble reminder of how the depths of the water have been home to awe-inspiring wonders since time began.