No biblical passage securely identifies a non-avian dinosaur. The principal candidates are creatures in Hebrew poetry, especially Behemoth and Leviathan in Job 40–41. Their literary function should be established before using them to settle a modern dispute about natural history.
Job’s divine speeches describe creatures and forces beyond the human speaker’s control. Behemoth eats vegetation and inhabits a river environment; its strength and cedar-like tail have prompted several proposed identifications. Leviathan has terrifying armor and fiery imagery. Hippopotamus and crocodile comparisons capture some features, while other features suggest poetic magnification or mythic imagery. A difficulty with one identification does not automatically prove a dinosaur identification.
Leviathan appears elsewhere in different roles. Psalm 104:26 pictures a creature God formed to play in the sea. Psalm 74:13–14 depicts the crushing of sea monsters and Leviathan’s heads, while Isaiah 27:1 describes the punishment of a twisting serpent or sea dragon. These are related images, not necessarily scientific descriptions of one zoological species. Genesis 1:21 includes great sea creatures or monsters among God’s creations. Its Hebrew term does not equal the modern taxonomic group Dinosauria.
Some recent-creation interpreters read Genesis 1 as six ordinary days in a recent past, placing land animals and humans together on day six. They then infer that dinosaurs coexisted with people and were represented on the ark. Exodus 20:11’s creation-week rationale for Sabbath is important evidence for their reading and should not be omitted. The dinosaur identification itself nevertheless remains an inference: Genesis names neither dinosaurs nor a date in a modern calendar.
Other readers distinguish the creation accounts’ ancient theological and literary purposes from modern chronology. Genesis 1’s ordered cosmic account and Genesis 2’s garden narrative raise their own questions of sequence and composition. Jewish and Christian interpreters have both developed nonliteral readings, and neither community is uniform. The New Testament does not independently identify Job’s creatures. Using Romans 5’s account of Adam, sin, and human death to rule out all earlier animal death also requires an additional argument.
Paleontology places the extinction of non-avian dinosaurs about 66 million years ago, long before humans; birds are the surviving dinosaur lineage. Recent human coexistence with non-avian dinosaurs does not have comparable scientific support. Fairly describing religious interpretations does not require giving them equal standing as scientific explanations.
The poems can be studied as claims about divine power, human limits, and the untamable world without treating every image as a modern species description. One may ask whether a proposed animal fits the details, but the texts do not supply the evidence needed to identify Behemoth or Leviathan confidently as a particular dinosaur. Their importance in Job does not depend on that identification.
Read in context: Job 40–41; Psalm 74; Isaiah 27; Natural History Museum on birds and dinosaurs.