How Could the Ark Hold All Those Animals? — A Study of Genesis 6:14

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Understanding the Dimensions and Capacity of the Ark

Genesis 6:14-16 provides a detailed description of the Ark’s dimensions:

“Make for yourself an ark of gopher wood. You will make rooms in the ark, and you will cover it inside and out with pitch. And this is how you shall make it: the length of the ark three hundred cubits, its breadth fifty cubits, and its height thirty cubits. You will make a roof for the ark and finish it to a cubit above, and you will set the door of the ark in its side. You will make it with lower, second, and third decks.” (Genesis 6:14-16, UASV)

The dimensions of the Ark, given in cubits, approximate 450 feet (137 meters) in length, 75 feet (23 meters) in width, and 45 feet (13.7 meters) in height. With these dimensions, the Ark had a volume of around 1.52 million cubic feet, which is equivalent to 569 modern railroad boxcars. This amount of space would have been sufficient to house the required animals, along with the food and water necessary for their survival during the Flood.

What Does “Kinds” Mean in the Biblical Context?

A crucial point in understanding how the Ark could have accommodated all the animals lies in the distinction between “kinds” and “species.” Genesis 6:19-20 states:

“And of every living thing of all flesh, you shall bring two of every sort into the ark to keep them alive with you; they shall be male and female. Of the birds according to their kinds, and of the animals according to their kinds, of every creeping thing of the ground according to its kind, two of every sort shall come in to you to keep them alive.”

The term “kinds” (Hebrew: min) refers to broad categories of living creatures rather than the modern scientific classification of species. Modern taxonomy classifies organisms into categories such as species, genus, family, order, class, and so on. However, the biblical term “kinds” likely corresponds to the family or order level in biological classification, not to the level of species.

For example:

The dog kind would include wolves, coyotes, foxes, and domestic dogs.
The cat kind would include lions, tigers, leopards, and domestic cats.
The horse kind would include horses, zebras, and donkeys.

Since “kinds” encompass a broader classification, Noah would not have had to bring representatives of every individual species but rather representatives of each kind, which could later diversify into the species we observe today.

Estimating the Number of Animals

When calculating the number of animals that needed to be housed on the Ark, it is important to account for “kinds” rather than species. Based on extensive research by experts in creation science and biblical archaeology, estimates suggest that approximately 1,400 kinds of animals would have been required to be preserved on the Ark. When considering the need for male and female pairs, this would bring the total number to around 6,700 animals.

The estimates include:

Mammals: Approximately 43 kinds.
Birds: Approximately 74 kinds.
Reptiles and Amphibians: Approximately 10 kinds.

Even if we allow for generous room for various animals, the total number of animals would have fit comfortably within the space available in the Ark.

The Space Requirements and Room Allocation

The Ark’s massive volume of 1.52 million cubic feet allowed ample space for housing the animals, food, and other supplies. The Ark was divided into three levels as specified in Genesis 6:16. Each deck would have had compartments or stalls to house different kinds of animals.

Calculations demonstrate that even with conservative estimates of space requirements for each kind of animal:

Small animals and birds would require minimal space.
Medium-sized animals (such as sheep or goats) would have needed more space but could have been housed efficiently.
Large animals (such as cattle or larger kinds) would have been represented by younger, smaller animals that required less space and consumed less food.

With these considerations, researchers have concluded that less than 50% of the Ark’s space would have been required to house the animals, leaving the remaining space for food, water, and other provisions.

Bringing Juvenile Animals: A Logical Consideration

It is reasonable to conclude that Noah took juvenile animals of larger kinds onto the Ark. Juvenile animals:

Occupy less space.
Consume less food and water.
Have a longer reproductive lifespan after leaving the Ark.

Juvenile animals of the elephant kind, giraffe kind, and other large kinds would have been much smaller and would have required far less space, making their accommodation much easier.

What About Insects and Aquatic Life?

It is important to note that insects and other small invertebrates are not specifically mentioned in the biblical account. Many insects and arthropods could have survived outside the Ark by clinging to floating vegetation or surviving in different ecological niches during the Flood.

Furthermore, aquatic life (fish, amphibians, and marine mammals) did not require inclusion on the Ark, as they were not directly affected by the floodwaters in the same way that terrestrial animals were. Genesis 7:22 clarifies:

“Everything on the dry land in whose nostrils was the breath of life died.”

Since marine life and aquatic organisms were not inhabitants of the dry land, they did not need to be preserved on the Ark.

Food and Water Storage

Provisioning the Ark with sufficient food and water was another concern, but again, the available space would have been more than adequate. Genesis 6:21 states:

“And take with you every kind of food that is eaten, and store it up, and it shall serve as food for you and for them.”

With the Ark’s immense capacity, storing food for the animals would not have posed an insurmountable challenge. Many animals, especially reptiles and some mammals, could have entered a state of dormancy or slowed metabolism, reducing their food and water intake during the duration of the Flood.

Additionally, certain dry foods such as grains, dried fruits, and preserved vegetation would have provided ample nutrition for the animals, while fresh water could have been stored in large containers or collected through rainwater.

Addressing Skeptical Objections

Skeptics often question whether such a large number of animals could survive in a confined space for over a year. However, when considering the following factors, the feasibility of the Ark becomes clear:

Animal Care and Maintenance: Many animals require minimal care beyond food and water. Moreover, God’s providence could have played a role in ensuring the well-being of the animals during this extraordinary event.
Dormancy and Hibernation: It is possible that some animals experienced a form of dormancy or hibernation, reducing their need for food, water, and space.
Divine Supervision: As this was a miraculous event orchestrated by Jehovah, His providence could have supernaturally sustained the animals through the duration of the Flood.

Conclusion: A Feasible and Well-Planned Ark

The Ark described in Genesis was not a crude wooden box but a well-designed vessel capable of sustaining life during the year-long Flood. By taking representatives of “kinds” rather than species, accommodating juvenile animals, and providing ample space and provisions, the Ark had more than enough capacity to fulfill its divine purpose.

God’s command to Noah was not an impossible task but a carefully orchestrated plan to preserve life and ensure the continuity of His creation after the judgment of the Flood. The Ark was a testament to Jehovah’s perfect knowledge and provision, demonstrating that His instructions to Noah were entirely feasible and achievable.

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About the Author

EDWARD D. ANDREWS (AS in Criminal Justice, BS in Religion, MA in Biblical Studies, and MDiv in Theology) is CEO and President of Christian Publishing House. He has authored over 220+ books. In addition, Andrews is the Chief Translator of the Updated American Standard Version (UASV).