In itertools, you’ll find a function called chain() that allows you to iterate over multiple Python dictionaries one at a time. In the following sections, you’ll learn how to use these two tools for iterating
These turtles are a very popular pet in China, Taiwan, and the other places it calls home. For this reason, many governments have made it illegal for people to take them out of their natural environment to keep as pets. Many people who realize their popularity will also breed them, which...
as it's known, is a trick of the mind that scientists can't explain, but it can make you feel like the Moon is nearly as big as the Earth itself. In reality, though, the Moon is just a little less than one-third of the diameter of the Earth ...
However, a number of constraints make direct observation infeasible for many species. Examples include species that are difficult to observe in their habi- tat (e.g., dense forest, underground, turbid water, etc.), are only active at night, travel long distances in a short period of time,...
While the motor and gears are making the monster dance, two green LEDs make his eyes light up. (Figure 9) The LEDs are connected to the circuit board in the base that controls everything. Pulses of current are sent to the LEDs to turn them on briefly. This makes them flicker in time...
Grasshoppers are best known for their ability to jump. They have six legs, with two hind legs that allow them to jump far. Some grasshoppers are green, while others are brown, depending which color allows them to camouflage in their habitat more effectively. There are more than 10,000 ...
Given that anacondas are found in extremely similar environments to the Titanoboa, their diets are similar. Both anacondas and Titanoboa eat aquatic creatures such as fish and turtles. However, the average fish size nowadays differs greatly from fish in the Paleocene epoch! These ancient fish were...
Because explaining closures in terms of closures doesn’t make much sense, let’s imagine a programming language that doesn’t have them. To tell a story about the closure turtle, we need to place it on top of other turtles. What follows is an example of how thiscouldwork. It doesn’t...
Discover how you can make the perfect reptile or snake enclosure for a fraction of the cost of custom snake cages. Guaranteed ways to save money, have fun and make fantastic snake and other reptile cages with 10 simple steps that make it so easy anyone c
UPS will ship lizards and turtles, but not snakes. USPS similarly won’t ship live snakes, although they will ship many other cold-blooded animals. It’s likely a misunderstanding of how dangerous a ball python or corn snake can be that leads shipping companies to refuse them. Regardless, ...