Sentence examples for difficult for animals to from inspiring English sources

Security has now been improved in the 1970s tower block to make it more difficult for animals to gain access.

But humans have been making it more and more difficult for animals to move long distances overland.

Other studies have already shown how rising CO2 sea levels makes it difficult for animals to grow skeletons or shells.

Condensed tannins, polymers composed of 2 to 50 (or more) flavonoid molecules, inhibit herbivore digestion by binding to consumed plant proteins and making them more difficult for animals to digest, and by interfering with protein absorption and digestive enzymes.

The mix of modalities may work because it is more difficult for animals to habituate to a complex and fearful multi-modal stimulus.

It is important that model cohort studies should not employ animals that are greatly sickened either by genetic impairments, such as those produced by inbreeding and mutagenesis, or by poor experimental conditions, such as conditions in which it is difficult for animals to derive sufficient nutrition.

A poorly placed wall or fence can cut off a wildlife corridor, making it difficult or even impossible for animals to move into new terrain.

Now the clock for polar bears is running out, as winters become warmer, destroying the ice and making it more difficult for the animals to feed and to care for cubs.

Toxins from the algae mangle a key memory center, likely making it difficult for sick animals to hunt or navigate effectively, Cook and his colleagues report today.

"It's becoming more difficult for the animals to find their natural food," he said.

As the winters can be harsh in eastern Finland, it is difficult for the animals to find, e.g., earthworms or anurans under deep snow, ice, and ground frost.